: If you are using Steam ROM Manager , ensure it is pointing only to the base game file. If it detects an update file instead, it will try to launch it and trigger this error.
Or use the version of Yuzu / Ryujinx – they handle XCI natively. the nsp file is missing a programtype nca fix
The most frequent cause. If your NSP file was interrupted during download or transferred incorrectly to an SD card or PC, the internal NCAs can get truncated. The Program NCA is often the largest section and fails first. : If you are using Steam ROM Manager