Update runner.ts

2026-07-22 10:03:26 +02:00
parent 7770243b14
commit 95cfbff731
1 changed files with 5 additions and 1 deletions
@@ -95,7 +95,11 @@ export const runDocker = async (
      throw new HttpError(504, "Docker Mailserver command timed out.");
    }

-    throw new HttpError(502, "Docker Mailserver is unreachable.");
+    if (error instanceof Error && "code" in error && error.code === "ENOENT") {
+      throw new HttpError(502, `Docker binary '${config.dockerBinary}' was not found. Set DOCKER_BINARY to the absolute docker path on NixOS.`);
+    }
+
+    throw new HttpError(502, error instanceof Error ? error.message : "Docker Mailserver is unreachable.");
  } finally {
    clearTimeout(timeout);
  }