diff --git a/platform/osx/os_osx.mm b/platform/osx/os_osx.mm
index 404ee5f4763..a04783d2ca1 100644
--- a/platform/osx/os_osx.mm
+++ b/platform/osx/os_osx.mm
@@ -1543,6 +1543,7 @@ void OS_OSX::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, c
 
 		ERR_FAIL_COND(!texture.is_valid());
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
+		ERR_FAIL_COND(!image.is_valid());
 
 		image = texture->get_data();
 
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index af034328386..f013d1a6ad7 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -2074,6 +2074,7 @@ void OS_Windows::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shap
 
 		ERR_FAIL_COND(!texture.is_valid());
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
+		ERR_FAIL_COND(!image.is_valid());
 
 		image = texture->get_data();
 
diff --git a/platform/x11/os_x11.cpp b/platform/x11/os_x11.cpp
index efa55ddf588..774fceff6dc 100644
--- a/platform/x11/os_x11.cpp
+++ b/platform/x11/os_x11.cpp
@@ -2449,6 +2449,7 @@ void OS_X11::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, c
 
 		ERR_FAIL_COND(!texture.is_valid());
 		ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
+		ERR_FAIL_COND(!image.is_valid());
 
 		image = texture->get_data();