SAP ERP EHP7 chinese language import failed

Hi guys,i have a problem ,when i import Chinese trad. language package use T_CODE : SMLT,the result is always "Not imported completely".

I checked the progress by T_CODE stms,i found this error

   ######################################

   Main import

   Transport request   : SAPKLZF617SR2ECC67F5

   System              : DEV

   tp path             : tp

   Version and release: 380.20.12 742

   STXH table class is 'C'. Entries must not be imported.

   STXL table class is 'C'. Entries must not be imported.

....................

Main import

End date and time : 20141228235558

Ended with return code:  ===> 8 <===

can you tell me how to do right now ?

i need to reinstall the app or something else?

thanks