in BambuStudio/src/slic3r/GUI/wxMediaCtrl2.cpp at v01.08.03.89 · bambulab/BambuStudio · GitHub
Lines 94 and 115, replace:
SHELLEXECUTEINFO info{sizeof(info), 0, NULL, L"open", L"regsvr32", dll_path.wstring().c_str(), SW_HIDE };
with
std::wstring quoted_path = L"\"" + dll_path + L"\""; SHELLEXECUTEINFO info{sizeof(info), 0, NULL, L"open", L"regsvr32", quoted_path.c_str(), SW_HIDE};