diff --git a/app/public/data/snippets/editor-samples.json b/app/public/data/snippets/editor-samples.json
index 29a84580..0565c447 100644
--- a/app/public/data/snippets/editor-samples.json
+++ b/app/public/data/snippets/editor-samples.json
@@ -867,7 +867,7 @@
       "      uiSession.log.debug(`Initializing [${uiSession.extensionContext.extensionInfo.name}] extension`);",
       "    },",
       "    {",
-      "      description: ''Farm Generator' Sample Extension',",
+      "      description: 'Farm Generator Sample Extension',",
       "      notes: 'by Molly',",
       "    }",
       "  );",
diff --git a/app/src/UX/App.tsx b/app/src/UX/App.tsx
index 20261601..b3bfd92e 100644
--- a/app/src/UX/App.tsx
+++ b/app/src/UX/App.tsx
@@ -18,6 +18,7 @@ import ProjectUtilities from "../app/ProjectUtilities";
 import WebUtilities from "./WebUtilities";
 import ProjectEditorUtilities, { ProjectEditorMode } from "./ProjectEditorUtilities";
 import HttpStorage from "../storage/HttpStorage";
+import Utilities from "../core/Utilities";
 
 export enum NewProjectTemplateType {
   empty,
@@ -384,9 +385,11 @@ export default class App extends Component<AppProps, AppState> {
       if (firstSlash > 1) {
         const openToken = openQuery.substring(0, firstSlash).toLowerCase();
 
-        const openData = openQuery.substring(firstSlash + 1, openQuery.length);
+        let openData = openQuery.substring(firstSlash + 1, openQuery.length);
 
         if (openToken === "gp") {
+          openData = Utilities.ensureNotEndsWithSlash(openData);
+
           this._ensureProjectFromGalleryId(openData, updateContent);
         }
       }
@@ -659,7 +662,7 @@ export default class App extends Component<AppProps, AppState> {
   }
 
   private async _ensureProjectFromGalleryId(galleryId: string, updateContent?: string) {
-    if (this.state.carto === undefined) {
+    if (!this.state || this.state.carto === undefined) {
       return;
     }
 
@@ -673,22 +676,24 @@ export default class App extends Component<AppProps, AppState> {
     this._ensureProjectFromGallery(gp, updateContent);
   }
 
-  private async _ensureProjectFromGallery(project: IGalleryItem, updateContent?: string) {
+  private async _ensureProjectFromGallery(galleryItem: IGalleryItem, updateContent?: string) {
     if (this.state === null || this.state.carto === undefined) {
       return;
     }
 
     this._ensureProjectFromGitHubTemplate(
-      project.title,
-      project.gitHubOwner,
-      project.gitHubRepoName,
+      galleryItem.title,
+      galleryItem.gitHubOwner,
+      galleryItem.gitHubRepoName,
       false,
-      project.gitHubBranch,
-      project.gitHubFolder,
-      project.fileList,
-      project.id,
-      project.type === GalleryItemType.codeSample ? project.id : undefined,
-      updateContent
+      galleryItem.gitHubBranch,
+      galleryItem.gitHubFolder,
+      galleryItem.fileList,
+      galleryItem.id,
+      galleryItem.type !== GalleryItemType.project ? galleryItem.id : undefined,
+      updateContent,
+      undefined,
+      galleryItem.type
     );
   }
 
@@ -703,11 +708,13 @@ export default class App extends Component<AppProps, AppState> {
     projectId?: string,
     sampleId?: string,
     updateContent?: string,
-    description?: string
+    description?: string,
+    galleryItemType?: GalleryItemType
   ) {
     const carto = CartoApp.carto;
 
-    if (this.state === null || carto === undefined) {
+    // don't load if we're already actively loading something.
+    if (this.state === null || carto === undefined || this._loadingMessage || this.state.loadingMessage) {
       return;
     }
 
@@ -745,6 +752,7 @@ export default class App extends Component<AppProps, AppState> {
         proj.originalGitHubRepoName === gitHubRepoName &&
         proj.originalGitHubBranch === gitHubBranch &&
         proj.originalGitHubFolder === gitHubFolder &&
+        proj.originalSampleId === sampleId &&
         updateContent === undefined
       ) {
         this._updateWindowTitle(newMode, proj);
@@ -774,7 +782,11 @@ export default class App extends Component<AppProps, AppState> {
       projectId,
       sampleId,
       updateContent,
-      description
+      undefined,
+      undefined,
+      undefined,
+      description,
+      galleryItemType
     );
   }
 
@@ -1280,7 +1292,10 @@ export default class App extends Component<AppProps, AppState> {
             onProjectSelected={this._handleProjectSelected}
           />
         );
-      } else if (this.state.activeProject.originalSampleId) {
+      } else if (
+        this.state.activeProject.originalSampleId &&
+        this.state.activeProject.getItemByProjectPath("/scripts/ScriptBox.ts")
+      ) {
         // show main view (no sidebar) if it's a code sample.
         interior = (
           <ProjectEditor
diff --git a/app/src/UX/ItemGallery.css b/app/src/UX/ItemGallery.css
index f0d04b82..5feedaca 100644
--- a/app/src/UX/ItemGallery.css
+++ b/app/src/UX/ItemGallery.css
@@ -42,7 +42,7 @@
 }
 
 .ig-notFound {
-  padding-top: 6px;
+  padding-top: 9px;
   padding-left: 6px;
 }
 
diff --git a/app/src/app/ProjectUtilities.ts b/app/src/app/ProjectUtilities.ts
index 2e01ca7e..dd895485 100644
--- a/app/src/app/ProjectUtilities.ts
+++ b/app/src/app/ProjectUtilities.ts
@@ -867,7 +867,6 @@ export default class ProjectUtilities {
       "ModalFormResponse",
     ],
     mc: [
-      "world",
       "system",
       "BlockPermutation",
       "BlockSignComponent",
@@ -896,10 +895,23 @@ export default class ProjectUtilities {
       "TripWireAfterEvent",
       "LeverActionAfterEvent",
       "Vector3",
-      "DimensionLocation",
     ],
   };
 
+  static adaptFullSample(content: string) {
+    const registerFunction = content.indexOf("export function register");
+
+    if (registerFunction >= 0) {
+      let nextParen = content.indexOf("Extension(", registerFunction);
+
+      if (nextParen > registerFunction) {
+        content = content.substring(0, registerFunction + 24) + content.substring(nextParen);
+      }
+    }
+
+    return content;
+  }
+
   static adaptSample(sampleContent: string, fileContent: string) {
     if (sampleContent.indexOf(" mc.") >= 0 && fileContent.indexOf(" as mc") <= 0) {
       sampleContent = sampleContent.replace(/mc./gi, "");
@@ -1033,6 +1045,8 @@ export default class ProjectUtilities {
 
       if (file !== undefined) {
         if (fullScriptBoxReplace && fileName === "ScriptBox.ts") {
+          snippetInjectContent = ProjectUtilities.adaptFullSample(snippetInjectContent);
+
           file.setContent(snippetInjectContent);
         } else {
           const type = StorageUtilities.getTypeFromName(file.name);
diff --git a/app/src/core/Utilities.ts b/app/src/core/Utilities.ts
index 21b6d9ad..a0a1fa2c 100644
--- a/app/src/core/Utilities.ts
+++ b/app/src/core/Utilities.ts
@@ -894,6 +894,14 @@ export default class Utilities {
     return pathSegment;
   }
 
+  static ensureNotEndsWithSlash(pathSegment: string) {
+    while (pathSegment.length > 0 && pathSegment.endsWith("/")) {
+      pathSegment = pathSegment.substring(0, pathSegment.length - 1);
+    }
+
+    return pathSegment;
+  }
+
   static ensureStartsWithBackSlash(pathSegment: string) {
     if (!pathSegment.startsWith("\\")) {
       pathSegment = "\\" + pathSegment;