Unsupported Package Detected

Hello! I have S4810 switch (from ebay and i don't know history of this device) and there is strange problem. ====================================================================== FTOS 9.6(0.0P9) Dell#show packages **************************************** * Package Name: SMARTSCRIPTS * Unsupported Package Detected. Please Uninstall !!! **************************************** * Package Name: VSNAGENT * Unsupported Package Detected. Please Uninstall !!! Dell#package uninstall SMARTSCRIPTS pkg_info: can't find package `SMARTSCRIPTS' % Error: Could not get installed package information Dell#package uninstall VSNAGENT pkg_info: can't find package `VSNAGENT' % Error: Could not get installed package information ====================================================================== FTOS 9.14(1.2) Dell#show packages **************************************** * Package Name: SMARTSCRIPTS * Unsupported Package Detected. Please Uninstall !!! **************************************** * Package Name: VSNAGENT * Unsupported Package Detected. Please Uninstall !!! Dell#package uninstall SMARTSCRIPTS % Error: Unsupported packages found. Please do package clear-all before doing any package operations Dell#package clear-all % Warning: Clearing packages will remove all the installed the packages and also remove all the downloaded scripts Proceed to clear the packages [confirm yes/no]: yes % Package clearing will continue in the background. Please check the logs for its status Dell#Shared object "libutil.so.7" not found Shared object "libc.so.12" not found Feb 13 22:59:58 %STKUNIT0-M:CP %DOWNLOAD-5-OA_PKG_UNINSTALL: Stack . ====================================================================== How to resolve this problem? Factory reset (clear-all) didn't help.