{"id":2173982,"date":"2023-12-01T10:57:09","date_gmt":"2023-12-01T18:57:09","guid":{"rendered":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2173982"},"modified":"2023-12-01T12:45:17","modified_gmt":"2023-12-01T20:45:17","slug":"what-does-error-00374-mean-and-what-should-i-do","status":"publish","type":"blog","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do","title":{"rendered":"What does error 00374 mean and what should I do?"},"author":81122,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_searchwp_excluded":""},"categories":[22941,37511],"tags":[772792,42181,34451,772802,24801],"industry":[],"product":[36561],"class_list":["post-2173982","blog","type-blog","status-publish","format-standard","hentry","category-mapping","category-sharing-collaboration","tag-analyzer","tag-arcgis-pro","tag-error","tag-layer-id","tag-sharing","product-arcgis-pro"],"acf":{"authors":[{"ID":81122,"user_firstname":"Jonah","user_lastname":"Lay","nickname":"Jonah Lay","user_nicename":"jlay","display_name":"Jonah Lay","user_email":"jlay@esri.com","user_url":"","user_registered":"2020-08-11 20:13:08","user_description":"Jonah is a product engineer and writer on the ArcGIS Pro Sharing Team with a background in environmental science.","user_avatar":""}],"short_description":"Learn how to resolve error 00374: Unique numeric IDs are not assigned.","flexible_content":[{"acf_fc_layout":"content","content":"

In ArcGIS Pro, analyzer errors identify potential issues when sharing a resource such as a layer or a map. If you\u2019ve ever shared a web layer, you may have encountered error 00374: Unique numeric IDs are not assigned<\/a>.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2174332,"id":2174332,"title":"error00374","filename":"error00374.png","filesize":14502,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/error00374","alt":"Analyzer error 00374: Unique numeric IDs are not assigned","author":"81122","description":"","caption":"","name":"error00374","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 21:21:21","modified":"2023-11-28 21:21:28","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":525,"height":240,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","medium-width":464,"medium-height":212,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","medium_large-width":525,"medium_large-height":240,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","large-width":525,"large-height":240,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","1536x1536-width":525,"1536x1536-height":240,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","2048x2048-width":525,"2048x2048-height":240,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","card_image-width":525,"card_image-height":240,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/error00374.png","wide_image-width":525,"wide_image-height":240}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

Unique numeric IDs (also known as layer IDs) are identifiers assigned to each layer in a map. If you are sharing layers without IDs, error 00374 appears to encourage you to assign them manually.<\/p>\n

How do I resolve error 00374?<\/h1>\n

There are two ways to resolve the error. The solution you choose depends on whether manually assigning layer IDs is important for managing your web layer. The video below summarizes the two ways to resolve error 00374.<\/p>\n"},{"acf_fc_layout":"kaltura","video_id":"1_k5w8hfts","time":false,"start":0,"stop":""},{"acf_fc_layout":"content","content":"

Hover over error 00374 and click the\u00a0Options<\/strong> button that appears. Alternatively, you can right-click the error message.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2174322,"id":2174322,"title":"OptionsbuttonSnag","filename":"OptionsbuttonSnag.png","filesize":16533,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/optionsbuttonsnag","alt":"Analyzer Options button","author":"81122","description":"","caption":"","name":"optionsbuttonsnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 21:19:22","modified":"2023-11-28 21:19:40","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":528,"height":252,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","medium-width":464,"medium-height":221,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","medium_large-width":528,"medium_large-height":252,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","large-width":528,"large-height":252,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","1536x1536-width":528,"1536x1536-height":252,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","2048x2048-width":528,"2048x2048-height":252,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","card_image-width":528,"card_image-height":252,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/OptionsbuttonSnag.png","wide_image-width":528,"wide_image-height":252}},"image_position":"left-center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

There are two options for resolving the error:<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2174302,"id":2174302,"title":"AnalyzerOptionsSnag","filename":"AnalyzerOptionsSnag.png","filesize":19926,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/analyzeroptionssnag","alt":"Analyzer options context menu","author":"81122","description":"","caption":"","name":"analyzeroptionssnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 21:18:55","modified":"2023-11-28 21:19:02","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":525,"height":350,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","medium-width":392,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","medium_large-width":525,"medium_large-height":350,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","large-width":525,"large-height":350,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","1536x1536-width":525,"1536x1536-height":350,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","2048x2048-width":525,"2048x2048-height":350,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","card_image-width":525,"card_image-height":350,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/AnalyzerOptionsSnag.png","wide_image-width":525,"wide_image-height":350}},"image_position":"left-center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

We\u2019ll discuss both in the sections below.<\/p>\n

Open Map Properties To Allow Assignment<\/h3>\n

Choose this option to author maps with assigned layer IDs prior to publishing. This option is recommended if you intend to overwrite the web layer in the future. Maintaining static IDs ensures that service sublayer IDs do not change when the web layer is overwritten. (Changing IDs may cause disconnects in web applications that reference the service sublayer.)<\/p>\n

Here\u2019s how to resolve the error:<\/p>\n

    \n
  1. Click Open Map Properties To Allow Assignment<\/strong>.
    \nThe\u00a0Map Properties<\/strong> dialog box appears.<\/li>\n
  2. On the\u00a0General<\/strong>\u00a0tab, check\u00a0Allow assignment of unique numeric IDs for sharing web layers<\/strong>, read the message that appears,\u00a0and click\u00a0OK<\/strong>.<\/li>\n<\/ol>\n"},{"acf_fc_layout":"image","image":{"ID":2174202,"id":2174202,"title":"Mappropertiessnag","filename":"Mappropertiessnag.png","filesize":39064,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/mappropertiessnag","alt":"Allow assignment of unique numeric IDs for sharing web layers option on the Map Properties dialog box","author":"81122","description":"","caption":"","name":"mappropertiessnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 20:23:08","modified":"2023-11-28 20:24:18","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":1140,"height":750,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","thumbnail-width":213,"thumbnail-height":140,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","medium-width":397,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","medium_large-width":768,"medium_large-height":505,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","large-width":1140,"large-height":750,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","1536x1536-width":1140,"1536x1536-height":750,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","2048x2048-width":1140,"2048x2048-height":750,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","card_image-width":707,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Mappropertiessnag.png","wide_image-width":1140,"wide_image-height":750}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

    Checking this option resolves the error. Before sharing, however, it\u2019s important to review and assign custom IDs to each layer in the map.<\/p>\n

    You can review layer IDs in the Share As Web Layer <\/strong>pane. The new web layers and sublayers with assigned IDs are displayed on the Content <\/strong>tab.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2174252,"id":2174252,"title":"ReviewLayerIDssnag","filename":"ReviewLayerIDssnag.png","filesize":17289,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/reviewlayeridssnag","alt":"Layer IDs on the Content tab of the Share As Web Layer pane","author":"81122","description":"","caption":"","name":"reviewlayeridssnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 21:09:35","modified":"2023-11-28 21:09:39","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":522,"height":330,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","medium-width":413,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","medium_large-width":522,"medium_large-height":330,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","large-width":522,"large-height":330,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","1536x1536-width":522,"1536x1536-height":330,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","2048x2048-width":522,"2048x2048-height":330,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","card_image-width":522,"card_image-height":330,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/ReviewLayerIDssnag.png","wide_image-width":522,"wide_image-height":330}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

      \n
    1. Review the ID for each sublayer. If you are overwriting a web layer, verify that the ID of each layer (or stand-alone table) matches the existing service sublayer ID.<\/li>\n
    2. To change an ID, click the number next to the layer.
      \nThe Layer Properties<\/strong> dialog box appears. (You can also open the layer properties by right-clicking the layer in the map and clicking Properties<\/strong>.)<\/li>\n
    3. On the Layer Properties<\/strong>\u00a0dialog box, on the\u00a0General<\/strong>\u00a0tab, type a custom integer ID in the\u00a0Layer ID <\/strong>text box.<\/li>\n
    4. Click\u00a0OK<\/strong>.<\/li>\n<\/ol>\n"},{"acf_fc_layout":"image","image":{"ID":2174212,"id":2174212,"title":"LayerpropertiesSnag","filename":"LayerpropertiesSnag.png","filesize":33244,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/layerpropertiessnag","alt":"Layer ID text box on the Layer Properties dialog box","author":"81122","description":"","caption":"","name":"layerpropertiessnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 20:30:16","modified":"2023-11-28 20:30:32","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":960,"height":628,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","medium-width":399,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","medium_large-width":768,"medium_large-height":502,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","large-width":960,"large-height":628,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","1536x1536-width":960,"1536x1536-height":628,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","2048x2048-width":960,"2048x2048-height":628,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag-711x465.png","card_image-width":711,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/LayerpropertiesSnag.png","wide_image-width":960,"wide_image-height":628}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

      4. Repeat the previous two steps for each layer or stand-alone table as necessary.<\/p>\n

      Auto-Assign IDs Sequentially<\/h3>\n

      If you don\u2019t need to manually assign IDs to the layers in your map, click Auto-Assign IDs Sequentially<\/strong> to skip analyzer 00374. When you share the web layer, the service sublayers are automatically assigned IDs based on the drawing order in the Contents<\/strong> pane, beginning with 0 for the first layer.<\/p>\n

      After resolving the error using either option, you are ready to share your web layer.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2174282,"id":2174282,"title":"Resolvedanalyzersnag","filename":"Resolvedanalyzersnag.png","filesize":35151,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-pro\/mapping\/what-does-error-00374-mean-and-what-should-i-do\/resolvedanalyzersnag","alt":"Analyzer error 00374 resolved in the Share As Web Layer pane","author":"81122","description":"","caption":"","name":"resolvedanalyzersnag","status":"inherit","uploaded_to":2173982,"date":"2023-11-28 21:12:36","modified":"2023-11-28 21:12:39","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":524,"height":829,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","medium-width":165,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","medium_large-width":524,"medium_large-height":829,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","large-width":524,"large-height":829,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","1536x1536-width":524,"1536x1536-height":829,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","2048x2048-width":524,"2048x2048-height":829,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag-294x465.png","card_image-width":294,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2023\/11\/Resolvedanalyzersnag.png","wide_image-width":524,"wide_image-height":829}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

      Next time error 00374 appears, manually assign IDs to layers in your map before sharing. If you\u2019re overwriting a web layer, assign layer IDs that match existing sublayer service IDs. This ensures that web applications that reference your services remain operational even if the contents in your map change.<\/p>\n

      For further reading, see the following topics in the ArcGIS Pro help:<\/p>\n