diff --git a/panda/src/gobj/pythonTexturePoolFilter.cxx b/panda/src/gobj/pythonTexturePoolFilter.cxx
index f758e1a9c2..8111c1c4a3 100644
--- a/panda/src/gobj/pythonTexturePoolFilter.cxx
+++ b/panda/src/gobj/pythonTexturePoolFilter.cxx
@@ -67,6 +67,7 @@ init(PyObject *tex_filter) {
   nassertr(_post_load_func == nullptr, false);
 
   _pre_load_func = PyObject_GetAttrString(tex_filter, "pre_load");
+  PyErr_Clear();
   _post_load_func = PyObject_GetAttrString(tex_filter, "post_load");
   PyErr_Clear();