diff --git a/src/main.ts b/src/main.ts
index 15c9ebb..bcc5bcb 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -181,10 +181,11 @@ export default class AutoClassifierPlugin extends Plugin {
 		loadingIcon.addClass('loading-icon');
 		const loadingText = document.createElement('span');
 		loadingText.textContent = text;
-
+		//@ts-ignore
 		notice.noticeEl.empty();
 		loadingContainer.appendChild(loadingIcon);
 		loadingContainer.appendChild(loadingText);
+		//@ts-ignore
 		notice.noticeEl.appendChild(loadingContainer);
 
 		return notice;
diff --git a/src/settings.ts b/src/settings.ts
index a7f4234..b0f4875 100644
--- a/src/settings.ts
+++ b/src/settings.ts
@@ -147,13 +147,13 @@ Assign your own shortcuts to run commands for different input types.`
             .setDesc('Choose the type of reference tag')
             .addDropdown((dropdown) => {
                 dropdown
-                    .addOption(ReferenceType.All, "All tags")
-                    .addOption(ReferenceType.Filter, "Filtered tags",)
-                    .addOption(ReferenceType.Manual, "Manual tags")
-                    .setValue(commandOption.refType)
+                    .addOption(String(ReferenceType.All), "All tags")
+                    .addOption(String(ReferenceType.Filter), "Filtered tags",)
+                    .addOption(String(ReferenceType.Manual), "Manual tags")
+                    .setValue(String(commandOption.refType))
                     .onChange(async (refTye) => {
-                        this.setRefType(refTye);
-                        this.setRefs(refTye);
+                        this.setRefType(parseInt(refTye));
+                        this.setRefs(parseInt(refTye));
                         this.display();
                     });
             });
@@ -225,12 +225,12 @@ Assign your own shortcuts to run commands for different input types.`
             .setName('Output Tag Location')
             .setDesc('Specify where to put the output tag')
             .addDropdown((cb) => {
-                cb.addOption(OutLocation.FrontMatter, 'FrontMatter')
-                    .addOption(OutLocation.Title, 'Title alternative')
-                    .addOption(OutLocation.Cursor, 'Current cursor')
-                    .setValue(commandOption.outLocation)
+                cb.addOption(String(OutLocation.FrontMatter), 'FrontMatter')
+                    .addOption(String(OutLocation.Title), 'Title alternative')
+                    .addOption(String(OutLocation.Cursor), 'Current cursor')
+                    .setValue(String(commandOption.outLocation))
                     .onChange(async (value) => {
-                        commandOption.outLocation = value;
+                        commandOption.outLocation = parseInt(value);
                         await this.plugin.saveSettings();
                         this.display();
                     });
diff --git a/src/view-manager.ts b/src/view-manager.ts
index 2217159..3699b42 100644
--- a/src/view-manager.ts
+++ b/src/view-manager.ts
@@ -30,8 +30,8 @@ export class ViewManager {
         const activeView = this.app.workspace.getActiveViewOfType(MarkdownView);
         if (activeView) {
             const file = activeView.file;
-            const frontmatter: FrontMatterCache | undefined = this.app.metadataCache.getFileCache(file)?.frontmatter;
-            if (frontmatter && frontmatter.hasOwnProperty('position')) {
+            const frontmatter = this.app.metadataCache.getFileCache(file)?.frontmatter as Partial<FrontMatterCache>;
+            if (frontmatter?.position) {
                 delete frontmatter.position;
             }
             return JSON.stringify(frontmatter);
@@ -55,6 +55,7 @@ export class ViewManager {
     }
 
     async getTags(filterRegex?: string): Promise<string[] | null> {
+        //@ts-ignore
         const tagsDict = this.app.metadataCache.getTags();
         let tags = Object.keys(tagsDict);
         if (!tags || tags.length == 0) return null;
@@ -92,6 +93,7 @@ export class ViewManager {
 
     async insertAtTitle(value: string, overwrite = false): Promise<void> {
         const file = this.app.workspace.getActiveFile();
+        if (!file) return; 
         let newName = file.basename;
         if (overwrite) {
             newName = `${value}`;