[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"problem-detail-error-time-15t06-29z-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":89,"related":101,"pitch":108},"compose","time-15t06-29z-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 no value was provided during deployment. Docker Compose substitutes an empty value, producing an invalid port mapping (",{"text":44,"code":45},":\u003Cempty>",true,{"text":47},"). The obsolete ",{"text":49,"code":45},"version",{"text":51}," field is only a warning and is not the failure 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=\"2026-09-15T06:19:29Z\" level=warning msg=\"The \\\"VERDACCIO_PORT\\\" variable is not set. Defaulting to a blank string.\"",{"segments":66},[67],{"text":68},"time=\"2026-09-15T06:19:29Z\" level=warning msg=\"...docker-compose.yaml: the attribute `version` is obsolete...\"",{"segments":70},[71],{"text":72},"no port specified: :\u003Cempty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: no port specified: :\u003Cempty>",{"heading":78,"steps":79,"block":86},"How to fix it",[80],[81,83,84],{"text":82},"Set VERDACCIO_PORT in the app’s environment or deployment configuration to the port the container listens on. Confirm the Compose port mapping uses that variable correctly, then redeploy. Remove the obsolete ",{"text":49,"code":45},{"text":85}," field if desired; it is not required to fix this failure.",{"header":87,"lines":88},"Fix by hand",[],{"heading":90,"body":91,"block":98},"How PanelAlpha Engine solves it",[92,94,96],{"text":93},"Validate required Compose interpolation variables before running ",{"text":95,"code":45},"docker compose up",{"text":97},", and report the missing variable with the affected service and port mapping. The engine could also distinguish obsolete Compose warnings from the blocking error.",{"header":99,"lines":100},"",[],{"heading":102,"items":103},"Apps affected",[104],{"title":105,"badge":106,"tone":27,"href":107},"verdaccio-dev","1 occurrence","\u002Fapps\u002Fverdaccio\u002Fverdaccio",{"heading":109,"body":110,"footNote":111,"docsLabel":112,"docsHref":113},"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"]