Yes, I deleted the entire ur0:/tai, which contained henkaku, nonpdrm, taihen, config.txt and boot_config.txt, and replaced it with ux0:tai/, which contained 0syscall6, download_enabler, ioplus, nonpdrm, pngshot, PSVshell, repatch, shellbat, storagemgr (set to use MC as ux0 and SD2VITA as uma0)...