[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"problem-detail-error-non-string-key-in-services-postgres-environment":3},{"stack":4,"error":5,"seoName":6,"seoStack":7,"seo":8,"breadcrumb":10,"titlePrefix":17,"titleAccent":6,"lead":18,"facts":21,"why":36,"log":50,"fix":67,"engine":91,"related":102,"pitch":109},"compose","non-string-key-in-services-postgres-environment","Docker Compose deployment fails on an invalid environment entry","Docker Compose",{"description":9},"Learn what causes Docker Compose deployment fails on an invalid environment entry, 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":6},"",[19],{"text":20},"Error recorded 2 times in PanelAlpha Engine deploys on Docker Compose. The deploy log below is the recorded failure output.",[22,27,30,32],{"label":23,"value":24,"tone":25,"tooltip":26},"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":28,"value":29},"Seen","2 times",{"label":31,"value":7},"Where",{"label":33,"value":34,"tooltip":35},"Status","Observed","Our team will look into this soon, verify the cause and try to fix it in an upcoming release.",{"heading":37,"body":38},"Why it happens",[39,41,44,46,48],{"text":40},"Docker Compose could not start the project because the PostgreSQL service has an environment entry with a numeric key (",{"text":42,"code":43},"0",true,{"text":45},"). This usually means the ",{"text":47,"code":43},"environment",{"text":49}," section is malformed or was transformed into an indexed object instead of valid Compose syntax.",{"heading":51,"block":52},"What the log looks like",{"header":53,"lines":54},"Deploy log",[55,59,63],{"segments":56},[57],{"text":58},"Starting application (docker compose up -d)",{"segments":60},[61],{"text":62},"non-string key in services.\u003Caccount>-postgres.environment: 0",{"segments":64},[65],{"text":66},"Deploy failed: Failed to start app: non-string key in services.\u003Caccount>-postgres.environment: 0",{"heading":68,"steps":69,"block":88},"How to fix it",[70],[71,73,75,77,78,80,82,84,86],{"text":72},"Open ",{"text":74,"code":43},"compose.yaml",{"text":76}," and inspect the ",{"text":47,"code":43},{"text":79}," section for the PostgreSQL service. Use either mapping syntax with string variable names (",{"text":81,"code":43},"KEY: value",{"text":83},") or a list of ",{"text":85,"code":43},"KEY=value",{"text":87}," strings; remove numeric keys or accidental list indexes. Validate the Compose file, then redeploy.",{"header":89,"lines":90},"Fix by hand",[],{"heading":92,"body":93,"block":100},"How PanelAlpha Engine solves it",[94,96,98],{"text":95},"Validate the normalized Compose configuration before applying hosting overrides or running ",{"text":97,"code":43},"docker compose up",{"text":99},". Report the affected service and environment entry with a clearer remediation message.",{"header":17,"lines":101},[],{"heading":103,"items":104},"Apps affected",[105],{"title":106,"badge":107,"tone":25,"href":108},"v2","1 occurrence","\u002Fapps\u002Farp242\u002Fgoatcounter",{"heading":110,"body":111,"footNote":112,"docsLabel":113,"docsHref":114},"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"]