I1104 19:17:18.630419 7116 blender_python.cpp:194] Debug flags initialized to: CPU flags: AVX2 : True AVX : True SSE4.1 : True SSE3 : True SSE2 : True BVH layout : EMBREE Split : False CUDA flags: Adaptive Compile : False OptiX flags: CUDA streams : 1 OpenCL flags: Device type : ALL Debug : False Memory limit : 0 I1104 19:17:18.763065 7116 device_opencl.cpp:48] CLEW initialization succeeded. I1104 19:17:18.964032 7116 device_cuda.cpp:41] CUEW initialization succeeded I1104 19:17:18.964032 7116 device_cuda.cpp:43] Found precompiled kernels Switching to fully guarded memory allocator. Blender 2.91.0 Beta Build: 2020-11-04 00:27:58 Windows Release argv[0] = C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\\blender argv[1] = --debug argv[2] = --debug-cycles argv[3] = --python-expr argv[4] = import bpy; bpy.ops.wm.sysinfo(filepath=r'C:\Users\nana\AppData\Local\Temp\blender\debug_logs\blender_system_info.txt') read file Version 280 sub 39 date unknown hash unknown found bundled python: C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\2.91\python Info: Deleted 3 object(s) Python: Traceback (most recent call last): File "C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\2.91\scripts\addons\add_mesh_extra_objects\add_mesh_round_cube.py", line 467, in invoke return self.execute(context) File "C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\2.91\scripts\addons\add_mesh_extra_objects\add_mesh_round_cube.py", line 408, in execute ('Roundcube' in context.active_object.data.keys()) and (self.change == True): AttributeError: 'NoneType' object has no attribute 'keys' location: :-1 Error: Python: Traceback (most recent call last): File "C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\2.91\scripts\addons\add_mesh_extra_objects\add_mesh_round_cube.py", line 467, in invoke return self.execute(context) File "C:\Users\nana\Desktop\blender-2.91.0-101c3d4ce455-windows64\2.91\scripts\addons\add_mesh_extra_objects\add_mesh_round_cube.py", line 408, in execute ('Roundcube' in context.active_object.data.keys()) and (self.change == True): AttributeError: 'NoneType' object has no attribute 'keys' location: :-1 Saved session recovery to 'C:\Users\nana\AppData\Local\Temp\quit.blend' Writing userprefs: 'C:\Users\nana\AppData\Roaming\Blender Foundation\Blender\2.91\config\userpref.blend' ok