[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"problem-detail-error-docker-compose-volume-path-is-empty":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":75,"engine":95,"related":102,"pitch":109},"compose","docker-compose-volume-path-is-empty","Docker Compose volume path is empty","Docker Compose",{"description":9},"Learn what causes Docker Compose volume path is empty, 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 1 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","1 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},"The Compose application failed while starting, after the repository and images were prepared. A volume entry resolved to ",{"text":42,"code":43},":\u002Fdata:ro",true,{"text":45},", which means the source path or variable before the first colon is empty. This is commonly caused by a missing environment variable used in ",{"text":47,"code":43},"docker-compose.yml",{"text":49},".",{"heading":51,"block":52},"What the log looks like",{"header":53,"lines":54},"Deploy log",[55,59,63,67,71],{"segments":56},[57],{"text":58},"Detected project type: Docker Compose",{"segments":60},[61],{"text":62},"Using strategy: compose",{"segments":64},[65],{"text":66},"Starting application (docker compose up -d)",{"segments":68},[69],{"text":70},"invalid spec: :\u002Fdata:ro: empty section between colons",{"segments":72},[73],{"text":74},"Deploy failed: Failed to start app: invalid spec: :\u002Fdata:ro: empty section between colons",{"heading":76,"steps":77,"block":92},"How to fix it",[78],[79,81,82,84,86,88,90],{"text":80},"Review volume mappings in ",{"text":47,"code":43},{"text":83}," and any referenced ",{"text":85,"code":43},".env",{"text":87}," values. Set the required host-path variable, or replace it with a valid bind mount or named volume. Run ",{"text":89,"code":43},"docker compose config",{"text":91}," in the project directory to verify the fully rendered configuration, then redeploy.",{"header":93,"lines":94},"Fix by hand",[],{"heading":96,"body":97,"block":100},"How PanelAlpha Engine solves it",[98],{"text":99},"Validate the rendered Compose configuration before starting containers and report the affected service and volume entry. Treat unset variables that produce empty bind-mount sources as a clear configuration error.",{"header":17,"lines":101},[],{"heading":103,"items":104},"Apps affected",[105],{"title":106,"badge":107,"tone":25,"href":108},"Szurubooru","1 occurrence","\u002Fapps\u002Frr-\u002Fszurubooru",{"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"]