diff --git a/src/ui/gm/DirectorsBoard.js b/src/ui/gm/DirectorsBoard.js
index 4f05fce..a2deaa6 100644
--- a/src/ui/gm/DirectorsBoard.js
+++ b/src/ui/gm/DirectorsBoard.js
@@ -22,6 +22,9 @@ const _AppBase =
     : class _FallbackApp {
         static DEFAULT_OPTIONS = {};
         static PARTS = {};
+        constructor(options = {}) {
+          this.options = options;
+        }
         get rendered() { return this._rendered ?? false; }
         set rendered(v) { this._rendered = v; }
         get element() { return this._element ?? null; }
@@ -115,12 +118,16 @@ export class DirectorsBoard extends _AppBase {
     try {
       const saved = game.user?.getFlag('video-view-manager', 'directorsBoardState');
       if (saved?.open === true && saved.left != null && saved.top != null) {
-        this.options.position = {
-          left: saved.left,
-          top: saved.top,
-          width: saved.width ?? 400,
-          height: saved.height ?? 300,
-        };
+        // Ensure options.position exists and is mutable
+        if (this.options?.position) {
+          // Use Object.assign to avoid TypeError when options is frozen (Foundry ApplicationV2)
+          Object.assign(this.options.position, {
+            left: saved.left,
+            top: saved.top,
+            width: saved.width ?? 400,
+            height: saved.height ?? 300,
+          });
+        }
       }
     } catch (err) {
       console.error('[ScryingPool] Failed to load directors board position:', err);
diff --git a/tests/unit/ui/gm/DirectorsBoard.test.js b/tests/unit/ui/gm/DirectorsBoard.test.js
index 0fb0690..c2a3441 100644
--- a/tests/unit/ui/gm/DirectorsBoard.test.js
+++ b/tests/unit/ui/gm/DirectorsBoard.test.js
@@ -74,6 +74,127 @@ describe('DirectorsBoard', () => {
       expect(board._saveDialog).toBeNull();
       expect(board._loadDialog).toBeNull();
     });
+
+    it('has DEFAULT_OPTIONS with position', () => {
+      expect(DirectorsBoard.DEFAULT_OPTIONS.position).toEqual({
+        width: 400,
+        height: 300,
+      });
+    });
+  });
+
+  describe('_loadPosition()', () => {
+    // Helper to create a board with options for testing _loadPosition
+    function createBoardWithOptions(options = {}) {
+      return new DirectorsBoard(
+        stateStore,
+        controller,
+        adapter,
+        scenePresetManager,
+        undefined,
+        options
+      );
+    }
+
+    it('loads position from user flag when saved state has open=true', () => {
+      const savedState = {
+        open: true,
+        left: 100,
+        top: 200,
+        width: 500,
+        height: 600,
+      };
+      game.user.getFlag.mockReturnValue(savedState);
+
+      const boardWithOptions = createBoardWithOptions({ position: {} });
+      boardWithOptions._loadPosition();
+
+      expect(game.user.getFlag).toHaveBeenCalledWith(
+        'video-view-manager',
+        'directorsBoardState'
+      );
+      // Position should be merged into options.position (not replaced)
+      expect(boardWithOptions.options.position).toEqual({
+        left: 100,
+        top: 200,
+        width: 500,
+        height: 600,
+      });
+    });
+
+    it('uses defaults when saved state has no width/height', () => {
+      const savedState = {
+        open: true,
+        left: 100,
+        top: 200,
+      };
+      game.user.getFlag.mockReturnValue(savedState);
+
+      const boardWithOptions = createBoardWithOptions({ position: {} });
+      boardWithOptions._loadPosition();
+
+      expect(boardWithOptions.options.position).toEqual({
+        left: 100,
+        top: 200,
+        width: 400,
+        height: 300,
+      });
+    });
+
+    it('does not modify position when saved state is null', () => {
+      game.user.getFlag.mockReturnValue(null);
+
+      const boardWithOptions = createBoardWithOptions({ position: { width: 400, height: 300 } });
+      const originalPosition = boardWithOptions.options.position;
+      boardWithOptions._loadPosition();
+
+      expect(boardWithOptions.options.position).toBe(originalPosition);
+    });
+
+    it('does not modify position when open is false', () => {
+      game.user.getFlag.mockReturnValue({ open: false, left: 100, top: 200 });
+
+      const boardWithOptions = createBoardWithOptions({ position: { width: 400, height: 300 } });
+      const originalPosition = boardWithOptions.options.position;
+      boardWithOptions._loadPosition();
+
+      expect(boardWithOptions.options.position).toBe(originalPosition);
+    });
+
+    it('does not modify position when left is null', () => {
+      game.user.getFlag.mockReturnValue({ open: true, left: null, top: 200 });
+
+      const boardWithOptions = createBoardWithOptions({ position: { width: 400, height: 300 } });
+      const originalPosition = boardWithOptions.options.position;
+      boardWithOptions._loadPosition();
+
+      expect(boardWithOptions.options.position).toBe(originalPosition);
+    });
+
+    it('does not throw when options is undefined', () => {
+      game.user.getFlag.mockReturnValue({ open: true, left: 100, top: 200 });
+
+      // Board created without options (fallback class doesn't set options)
+      expect(() => board._loadPosition()).not.toThrow();
+    });
+
+    it('handles errors gracefully and logs to console', () => {
+      game.user.getFlag.mockImplementation(() => {
+        throw new Error('Flag read error');
+      });
+
+      const consoleSpy = vi.spyOn(console, 'error').mockImplementation(() => {});
+      const boardWithOptions = createBoardWithOptions({ position: { width: 400, height: 300 } });
+      const originalPosition = boardWithOptions.options.position;
+
+      boardWithOptions._loadPosition();
+
+      expect(consoleSpy).toHaveBeenCalledWith(
+        '[ScryingPool] Failed to load directors board position:',
+        expect.any(Error)
+      );
+      expect(boardWithOptions.options.position).toBe(originalPosition);
+    });
   });
 
   describe('init()', () => {