Fix open external not working (#17717)

src/sql/workbench/services/query/common/resultSerializer.ts

@@ -327,7 +327,7 @@ export class ResultSerializer {
 		} else {
 			this._notificationService.prompt(
 				Severity.Info,
-				nls.localize('msgSaveSucceeded', "Successfully saved results to {0}", filePath.path),
+				nls.localize('msgSaveSucceeded', "Successfully saved results to {0}", filePath.fsPath),
 				[{
 					label: nls.localize('openFile', "Open file"),
 					run: () => {

src/vs/workbench/electron-sandbox/window.ts

@@ -519,6 +519,7 @@ export class NativeWindow extends Disposable {
 					}
 				}
 
+				if (!options?.openExternal) {
 					// Assume `uri` this is a workspace uri, let's see if we can handle it
 					await this.fileService.activateProvider(uri.scheme);
 
@@ -532,6 +533,7 @@ export class NativeWindow extends Disposable {
 							dispose() { }
 						};
 					}
+				}
 
 				return undefined;
 			}