oracle10g 报错为ORA-04031 无法分配 796 字节的共享内存 (shared pool,unknown object,sga heap(1,1),library cache)

Import started on 2013/6/4 11:05:03
E:\oracle\product.2.0\client_1\bin\imp.exe log=C:\Users\ADMINI~1\AppData\Local\Temp\plsimp.log file=C:\Users\ADMINI~1\Desktop\orm-2013-06-04.dmp userid=oprisk/oprisk@ORCL buffer=30720 commit=no full=yes grants=yes ignore=yes indexes=yes rows=yes show=no constraints=yes E:\oracl