diff --git a/src/viewerModule/threeSurfer/threeSurferGlue/threeSurfer.component.ts b/src/viewerModule/threeSurfer/threeSurferGlue/threeSurfer.component.ts
index 29f8fe0e1210c79eb6b851325e9e2ae120867744..47e58895e7c2260afae4cb3e0df91e3375ec1440 100644
--- a/src/viewerModule/threeSurfer/threeSurferGlue/threeSurfer.component.ts
+++ b/src/viewerModule/threeSurfer/threeSurferGlue/threeSurfer.component.ts
@@ -3,8 +3,8 @@ import { EnumViewerEvt, IViewer, TViewerEvent } from "src/viewerModule/viewer.in
 import { TThreeSurferConfig, TThreeSurferMode } from "../types";
 import { parseContext } from "../util";
 import { retry, flattenRegions } from 'common/util'
-import { BehaviorSubject, Observable, Subject } from "rxjs";
-import { debounceTime, filter, map, switchMap } from "rxjs/operators";
+import { Observable, Subject } from "rxjs";
+import { debounceTime, filter, switchMap } from "rxjs/operators";
 import { ComponentStore } from "src/viewerModule/componentStore";
 import { select, Store } from "@ngrx/store";
 import { viewerStateChangeNavigation, viewerStateSetSelectedRegions } from "src/services/state/viewerState/actions";
@@ -234,9 +234,7 @@ export class ThreeSurferGlueCmp implements IViewer<'threeSurfer'>, OnChanges, Af
     const cameraSub = this.cameraEv$.pipe(
       filter(v => !!v),
       debounceTime(160)
-    ).subscribe(ev => {
-      const { position } = ev
-      const { x, y, z } = position
+    ).subscribe(() => {
       
       const THREE = (window as any).ThreeSurfer.THREE
       
@@ -251,7 +249,7 @@ export class ThreeSurferGlueCmp implements IViewer<'threeSurfer'>, OnChanges, Af
           perspectiveOrientation: q.toArray(),
           perspectiveZoom: t.length()
         })
-      } catch (e) {
+      } catch (_e) {
         // LockError, ignore
       }
     })
diff --git a/src/viewerModule/viewerCmp/viewerCmp.component.ts b/src/viewerModule/viewerCmp/viewerCmp.component.ts
index 9c96eaa06fc847ed20d0b415cccecda734aba884..27cbc6a512a0832d54222b37040200b0c937810a 100644
--- a/src/viewerModule/viewerCmp/viewerCmp.component.ts
+++ b/src/viewerModule/viewerCmp/viewerCmp.component.ts
@@ -78,7 +78,7 @@ import { ContextMenuService, TContextMenuReg } from "src/contextMenuModule";
               }
             }),
             // in case detailed requests 
-            catchError((err, obs) => of(r[0])),
+            catchError((_err, _obs) => of(r[0])),
             shareReplay(1),
           )
         })
diff --git a/src/viewerModule/viewerStateBreadCrumb/module.ts b/src/viewerModule/viewerStateBreadCrumb/module.ts
index faae35e4d81cc6e5c83a69aa7f24a95fbaa0a25b..0a0d4a53c86ead4983a824da0b4652cf3cabf04c 100644
--- a/src/viewerModule/viewerStateBreadCrumb/module.ts
+++ b/src/viewerModule/viewerStateBreadCrumb/module.ts
@@ -5,7 +5,6 @@ import { KgDatasetModule } from "src/atlasComponents/regionalFeatures/bsFeatures
 import { QuickTourModule } from "src/ui/quickTour";
 import { AngularMaterialModule } from "src/ui/sharedModules/angularMaterial.module";
 import { UtilModule } from "src/util";
-import { OVERWRITE_SHOW_DATASET_DIALOG_TOKEN } from "src/util/interfaces";
 import { ViewerStateBreadCrumb } from "./breadcrumb/breadcrumb.component";
 
 @NgModule({