asm磁盘头丢失，损坏:BUG 14693394 ORA-15196: INVALID ASM BLOCK HEADER [KFC.C:26076] [ENDIAN_KFBH] BUG 14758001 ORA-15196: INVALID ASM BLOCK HEADER [KFC.C:23924] [ENDIAN_KFBH] [2147483654] BUG 14827224 PS:WIN:ORA-15196:INVALID ASM BLOCK HEADER[KFC.C:28261] ON