[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"problem-detail-error-while-interpolating-services-backend-environment-database-password-variable":3},{"stack":4,"error":5,"seoName":6,"seoStack":7,"seo":8,"breadcrumb":10,"titlePrefix":18,"titleAccent":19,"lead":20,"facts":23,"why":38,"log":43,"fix":76,"engine":85,"related":93,"pitch":100},"compose","while-interpolating-services-backend-environment-database-password-variable","Docker Compose app failed","Docker Compose",{"description":9},"Learn what causes Docker Compose app failed, 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 app failed: required environment variables are missing","Docker Compose app failed: ","required environment variables are missing",[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],{"text":42},"Docker Compose could not interpolate the configuration because required values for DATABASE_PASSWORD, REDIS_PASSWORD, and SECRET_KEY were not provided. The available .env.example defaults do not define these required secrets, so the application did not start.",{"heading":44,"block":45},"What the log looks like",{"header":46,"lines":47},"Deploy log",[48,52,56,60,64,68,72],{"segments":49},[50],{"text":51},"Detected project type: Docker Compose",{"segments":53},[54],{"text":55},"Using strategy: compose",{"segments":57},[58],{"text":59},"Starting application (docker compose up -d)",{"segments":61},[62],{"text":63},"error while interpolating services.backend.environment.DATABASE_PASSWORD: variable DATABASE_PASSWORD is missing a value",{"segments":65},[66],{"text":67},"error while interpolating services.redis.command: required variable REDIS_PASSWORD is missing a value",{"segments":69},[70],{"text":71},"error while interpolating x-backend-variables.SECRET_KEY: variable SECRET_KEY is missing a value",{"segments":73},[74],{"text":75},"Deploy failed: Failed to start app",{"heading":77,"steps":78,"block":82},"How to fix it",[79],[80],{"text":81},"Add DATABASE_PASSWORD, REDIS_PASSWORD, and SECRET_KEY to the app's environment or secret configuration. Ensure the names match the variables referenced by docker-compose.yml and that the values are available to the deploy account. Redeploy, and do not commit real secrets to the repository.",{"header":83,"lines":84},"Fix by hand",[],{"heading":86,"body":87,"block":90},"How PanelAlpha Engine solves it",[88],{"text":89},"Add a Compose preflight that lists all required, unset variables before running docker compose up. Clearly distinguish missing secrets from optional defaults and provide an operator-facing remediation message.",{"header":91,"lines":92},"",[],{"heading":94,"items":95},"Apps affected",[96],{"title":97,"badge":98,"tone":27,"href":99},"Baserow","1 occurrence","\u002Fapps\u002Fgitlab.com\u002Fbaserow\u002Fbaserow",{"heading":101,"body":102,"footNote":103,"docsLabel":104,"docsHref":105},"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"]