diff --git a/extensions/machine-learning/src/views/models/manageModels/importModelWizard.ts b/extensions/machine-learning/src/views/models/manageModels/importModelWizard.ts
index 6dcef1156e..eafa433b6f 100644
--- a/extensions/machine-learning/src/views/models/manageModels/importModelWizard.ts
+++ b/extensions/machine-learning/src/views/models/manageModels/importModelWizard.ts
@@ -55,7 +55,7 @@ export class ImportModelWizard extends ModelViewBase {
 		wizard.displayPageTitles = true;
 		wizard.registerNavigationValidator(async (pageInfo: azdata.window.WizardPageChangeInfo) => {
 			let validated: boolean = true;
-			if (pageInfo.newPage > pageInfo.lastPage) {
+			if (pageInfo.newPage === undefined || pageInfo.newPage > pageInfo.lastPage) {
 				validated = this.wizardView ? await this.wizardView.validate(pageInfo) : false;
 			}
 			if (validated && pageInfo.newPage === undefined) {