diff --git a/modules/docker.py b/modules/docker.py
index 1cbdb66..5254aee 100644
--- a/modules/docker.py
+++ b/modules/docker.py
@@ -42,8 +42,7 @@ class DockerModule(Module):
             check=False,
         )
         if result.returncode != 0:
-            decman.error(f"无法读取用户 {self.user} 的组信息")
-            return
+            raise decman.SourceError(f"无法读取用户 {self.user} 的组信息")
         if "docker" not in result.stdout.split():
             decman.prg(["gpasswd", "-a", self.user, "docker"])