Python: Use keyword arg for McpError construction in MCP call path

SergeyMenshykh · Copilot · SergeyMenshykh · commit 0a0b33423f86 · 2026-06-30T12:25:34.000+01:00
Co-authored-by: Copilot &lt;223556219+Copilot@users.noreply.github.com&gt;
diff --git a/python/semantic_kernel/connectors/mcp.py b/python/semantic_kernel/connectors/mcp.py
@@ -1062,7 +1062,7 @@ async def _call_tool(
             function_name, arguments = args[0], args[1]
             if function_name not in exposed_names:
                 raise McpError(
-                    types.ErrorData(
+                    error=types.ErrorData(
                         code=types.METHOD_NOT_FOUND,
                         message=f"Unknown tool: {function_name}",
                     )

Original file line number	Diff line number	Diff line change
`@@ -1062,7 +1062,7 @@ async def _call_tool(`
`1062`	`1062`	`function_name, arguments = args[0], args[1]`
`1063`	`1063`	`if function_name not in exposed_names:`
`1064`	`1064`	`raise McpError(`
`1065`		`- types.ErrorData(`
	`1065`	`+ error=types.ErrorData(`
`1066`	`1066`	`code=types.METHOD_NOT_FOUND,`
`1067`	`1067`	`message=f"Unknown tool: {function_name}",`
`1068`	`1068`	`)`