[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"problem-detail-error-time-12t12-23z-level-warning-msg-the-verdaccio":3},{"stack":4,"error":5,"seoName":6,"seoStack":7,"seo":8,"breadcrumb":10,"titlePrefix":18,"titleAccent":19,"lead":20,"facts":23,"why":38,"log":52,"fix":77,"engine":97,"related":108,"pitch":115},"compose","time-12t12-23z-level-warning-msg-the-verdaccio","Docker Compose deploy fails","Docker Compose",{"description":9},"Learn what causes Docker Compose deploy fails, how PanelAlpha Engine responds to it during deployment.",[11,14,16],{"label":12,"href":13},"App Installations","\u002Fapps",{"label":7,"href":15},"\u002Fapps\u002Fstacks\u002Fcompose",{"label":17},"Docker Compose deploy fails: VERDACCIO_PORT is not set","Docker Compose deploy fails: ","VERDACCIO_PORT is not set",[21],{"text":22},"Error recorded 1 times in PanelAlpha Engine deploys on Docker Compose. The deploy log below is the recorded failure output.",[24,29,32,34],{"label":25,"value":26,"tone":27,"tooltip":28},"Type","Error","err","An error that occurred in the deployed application. It is not necessarily a PanelAlpha Engine error, but we keep working on improvements so you run into fewer of them.",{"label":30,"value":31},"Seen","1 times",{"label":33,"value":7},"Where",{"label":35,"value":36,"tooltip":37},"Status","Observed","Our team will look into this soon, verify the cause and try to fix it in an upcoming release.",{"heading":39,"body":40},"Why it happens",[41,43,46,48,50],{"text":42},"The Compose file references VERDACCIO_PORT, but that variable was not provided. Compose substituted a blank value, producing an invalid port mapping (",{"text":44,"code":45},":\u003Cempty>",true,{"text":47},"), so the application could not start. The obsolete ",{"text":49,"code":45},"version",{"text":51}," field is only a warning and is not the cause.",{"heading":53,"block":54},"What the log looks like",{"header":55,"lines":56},"Deploy log",[57,61,65,69,73],{"segments":58},[59],{"text":60},"Starting application (docker compose up -d)",{"segments":62},[63],{"text":64},"time=\"2026-09-12T12:52:23Z\" level=warning msg=\"The \\\"VERDACCIO_PORT\\\" variable is not set. Defaulting to a blank string.\"",{"segments":66},[67],{"text":68},"time=\"2026-09-12T12:52:23Z\" level=warning msg=\"docker-compose.yaml: the attribute `version` is obsolete\"",{"segments":70},[71],{"text":72},"no port specified: :\u003Cempty>",{"segments":74},[75],{"text":76},"Deploy failed: Failed to start app",{"heading":78,"steps":79,"block":94},"How to fix it",[80],[81,83,85,87,88,90,92],{"text":82},"Set VERDACCIO_PORT in the app environment or deployment configuration to the port expected by the Compose file. Confirm the variable is available during ",{"text":84,"code":45},"docker compose up",{"text":86},", then redeploy. The obsolete ",{"text":49,"code":45},{"text":89}," field can also be removed from ",{"text":91,"code":45},"docker-compose.yaml",{"text":93},".",{"header":95,"lines":96},"Fix by hand",[],{"heading":98,"body":99,"block":105},"How PanelAlpha Engine solves it",[100,102,103],{"text":101},"Before running Compose, validate required variable references used in port mappings and report the missing variable with a direct configuration hint. Avoid treating the obsolete ",{"text":49,"code":45},{"text":104}," warning as the failure cause.",{"header":106,"lines":107},"",[],{"heading":109,"items":110},"Apps affected",[111],{"title":112,"badge":113,"tone":27,"href":114},"verdaccio-dev","1 occurrence","\u002Fapps\u002Fverdaccio\u002Fverdaccio",{"heading":116,"body":117,"footNote":118,"docsLabel":119,"docsHref":120},"Try PanelAlpha Engine yourself.","The easiest way to turn your server into a safe, controlled environment for your AI agent. Deploy, manage and maintain any project from Claude Code, Cursor, Codex or any other MCP client. Open source under Apache 2.0, free to run.","Requires Ubuntu 24.04 or 26.04 · 2 GB RAM · 1 CPU","Read the documentation","https:\u002F\u002Fpanelalpha.com\u002Fdocs"]