# Pastebin 2fQAAMVm
```Compiling ==> editor/plugins/animation_player_editor_plugin.cpp
Compiling ==> editor/plugins/animation_state_machine_editor.cpp
Compiling ==> editor/plugins/animation_tree_editor_plugin.cpp
In file included from ./core/ustring.h:35,
                 from ./core/pool_vector.h:39,
                 from drivers/gles2/rasterizer_storage_gles2.h:34,
                 from drivers/gles2/rasterizer_storage_gles2.cpp:31:
./core/cowdata.h: In member function 'void RasterizerStorageGLES2::_render_target_allocate(RasterizerStorageGLES2::RenderTarget*)':
./core/cowdata.h:140:3: error: 'mm.RasterizerStorageGLES2::RenderTarget::MipMaps::Size::fbo' may be used uninitialized in this function [-Werror=maybe-uninitialized]
  140 |   _get_data()[p_index] = p_elem;
      |   ^~~~~~~~~
drivers/gles2/rasterizer_storage_gles2.cpp:4916:33: note: 'mm.RasterizerStorageGLES2::RenderTarget::MipMaps::Size::fbo' was declared here
 4916 |     RenderTarget::MipMaps::Size mm;
      |                                 ^~
In file included from ./core/ustring.h:35,
                 from ./core/pool_vector.h:39,
                 from drivers/gles2/rasterizer_storage_gles2.h:34,
                 from drivers/gles2/rasterizer_storage_gles2.cpp:31:
./core/cowdata.h:140:3: error: 'mm.RasterizerStorageGLES2::RenderTarget::MipMaps::Size::color' may be used uninitialized in this function [-Werror=maybe-uninitialized]
  140 |   _get_data()[p_index] = p_elem;
      |   ^~~~~~~~~
drivers/gles2/rasterizer_storage_gles2.cpp:4916:33: note: 'mm.RasterizerStorageGLES2::RenderTarget::MipMaps::Size::color' was declared here
 4916 |     RenderTarget::MipMaps::Size mm;
      |                                 ^~
cc1plus: all warnings being treated as errors
Compiling ==> editor/plugins/animation_tree_player_editor_plugin.cpp
scons: *** [drivers/gles2/rasterizer_storage_gles2.x11.opt.tools.64.o] Error 1
In file included from ./core/ustring.h:35,
                 from ./core/math/vector2.h:35,
                 from ./core/math/rect2.h:34,
                 from ./core/math/camera_matrix.h:34,
                 from ./servers/visual/rasterizer.h:34,
                 from drivers/gles3/rasterizer_storage_gles3.h:35,
                 from drivers/gles3/rasterizer_storage_gles3.cpp:31:
./core/cowdata.h: In member function 'void RasterizerStorageGLES3::_render_target_allocate(RasterizerStorageGLES3::RenderTarget*)':
./core/cowdata.h:140:3: error: 'mm.RasterizerStorageGLES3::RenderTarget::Effects::MipMaps::Size::fbo' may be used uninitialized in this function [-Werror=maybe-uninitialized]
  140 |   _get_data()[p_index] = p_elem;
      |   ^~~~~~~~~
drivers/gles3/rasterizer_storage_gles3.cpp:7423:42: note: 'mm.RasterizerStorageGLES3::RenderTarget::Effects::MipMaps::Size::fbo' was declared here
 7423 |     RenderTarget::Effects::MipMaps::Size mm;
      |                                          ^~
cc1plus: all warnings being treated as errors
scons: *** [drivers/gles3/rasterizer_storage_gles3.x11.opt.tools.64.o] Error 1
scons: building terminated because of errors.

Process finished with exit code 2
```