diff --git a/api/core/sandbox/bash/bash_tool.py b/api/core/sandbox/bash/bash_tool.py
index 0b4e3ec70a..2210ed8257 100644
--- a/api/core/sandbox/bash/bash_tool.py
+++ b/api/core/sandbox/bash/bash_tool.py
@@ -91,7 +91,11 @@ class SandboxBashTool(Tool):
     ) -> Generator[ToolInvokeMessage, None, None]:
         command = tool_parameters.get("bash", "")
         if not command:
-            yield self.create_text_message("Error: No command provided")
+            sandbox_debug("bash_tool", "parameters", tool_parameters)
+            yield self.create_text_message(
+                'Error: No command provided. The "bash" parameter is required and must contain '
+                'the shell command to execute. Example: {"bash": "ls -la"}'
+            )
             return
 
         try:
diff --git a/api/core/virtual_environment/providers/ssh_sandbox.py b/api/core/virtual_environment/providers/ssh_sandbox.py
index c8e81645d9..a4c63f6110 100644
--- a/api/core/virtual_environment/providers/ssh_sandbox.py
+++ b/api/core/virtual_environment/providers/ssh_sandbox.py
@@ -105,6 +105,8 @@ class SSHSandboxEnvironment(VirtualEnvironment):
                 self._run_command(client, f"mkdir -p {shlex.quote(working_path)}")
                 arch_stdout = self._run_command(client, "uname -m")
                 os_stdout = self._run_command(client, "uname -s")
+        except SandboxConfigValidationError as e:
+            raise ValueError(f"SSH configuration validation failed, please check sandbox provider: {e}") from e
         except Exception as e:
             raise VirtualEnvironmentLaunchFailedError(f"Failed to construct SSH environment: {e}") from e