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  1. Jira Service Management Data Center
  2. JSDSERVER-16152

JSM Logs flooded with Less transformer removal Warning Logs

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      Issue Summary

      The Less web-resource transformer (key="less-transformer") was provided by the "Atlassian less Transformer Plugin" and compiled .less files in web-resources to CSS at runtime to be removed from Jira as per Jira Developer Documentation.

      https://developer.atlassian.com/server/framework/atlassian-sdk/updates/less-transformer/removal/

      JSM logs are flooded with removal WARNINGS when browsing JSM projects and issues.

       

      Created this bug for reference to JSM tickets.

      Steps to Reproduce

      1. Install JSM 10.3.4 LTS (anything before 10.3.5)
      2. Brose JSM projects and issues

      Expected Results

      No errors should be logged for 

      Actual Results

      Logs are flooded with below warnings.

      2025-04-08 15:49:35,583+0000 http-nio-8080-exec-7 WARN anonymous 949x145x4 1obiq03 10.228.166.17,172.50.0.2 /s/fd70fd75632ee43807a0e215a0000d9a-CDN/sk8p8z/10030004/1bqcfwe/21bb6115467ea95c4958588c89824c21/_/download/contextbatch/css/jira.browse.project,jira.view.issue,project.issue.navigator,jira.global,jira.project.sidebar.service_desk,atl.general,jira.general,-_super/batch.css [c.a.plugins.less.LessWebResourceTransformer] Use of less web resource transformer is deprecated. Consider switching to the `less` compiler from npmjs at build time, or converting the LESS files to CSS.
2025-04-08 15:49:36,049+0000 http-nio-8080-exec-12 WARN anonymous 949x150x5 1obiq03 10.228.166.17,172.50.0.2 /s/9214f990575094085ee6afdf622625e8-CDN/sk8p8z/10030004/1bqcfwe/effe9c1a04fc827b33f97b09c1e5d241/_/download/contextbatch/css/jira.project.sidebar,-_super,-com.atlassian.jira.jira-projects-plugin:sidebar-placeholder,-jira.view.issue,-jira.project.sidebar.service_desk,-com.atlassian.servicedesk.frontend-webpack-plugin:entrypoint-sla-web-panel-react,-project.issue.navigator,-com.atlassian.servicedesk.frontend-webpack-plugin:entrypoint-customer-request-details-web-panel,-atl.general/batch.css [c.a.plugins.less.LessWebResourceTransformer] Use of less web resource transformer is deprecated. Consider switching to the `less` compiler from npmjs at build time, or converting the LESS files to CSS.

      Workaround

      Upgrade your JSM to 10.3.5 LTS or 10.5.1

      Versions Tested

      Please confirm all versions that have been tested for this issue, and indicate whether the tested version is affected or not affected, below: 

      Testing Requirements Version Affected Version
      Customers Reported Version 10.3.4 Yes
      Most Recent Bug-Fix Release 10.5.1 No
      Previous Major Release    
      Most Recent LTS 10.3.5 No
      Previous Supported LTS    
      Other Versions..    
      (Add rows as needed)    

          Form Name

            [JSDSERVER-16152] JSM Logs flooded with Less transformer removal Warning Logs

            Bartosz Ornatowski made changes -
            Assignee New: Bartosz Ornatowski [ bornatowski ]
            Bartosz Ornatowski made changes -
            Resolution New: Fixed [ 1 ]
            Status Original: Needs Triage [ 10030 ] New: Closed [ 6 ]
            Alper Firengiz made changes -
            Security Original: Reporter and Atlassian Staff [ 10751 ]
            Security Metrics Bot made changes -
            Labels New: ril
            Security Metrics Bot made changes -
            Remote Link New: This issue links to "Internal ticket (Web Link)" [ 1006407 ]
            Alper Firengiz made changes -
            Fix Version/s New: 10.5.1 [ 110317 ]
            Fix Version/s New: 10.3.5 [ 110897 ]
            Alper Firengiz created issue -

              bornatowski Bartosz Ornatowski
              c55b673763fb Alper Firengiz
              Affected customers:
              0 This affects my team
              Watchers:
              2 Start watching this issue

                Created:
                Updated:
                Resolved: