ORA-07445: exception encountered: core dump [kkoiop()+154] (Doc ID 1491029.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms


o On running a query, the following error is generated:
ORA-07445: exception encountered: core dump [kkoiop()+154] [ACCESS_VIOLATION] [ADDR:0x18] [PC:0x3B4EA0A] [UNABLE_TO_READ] []

The call stack in the trace file generated is similar to:
kkoiop <- kkoiop <- kkoiop <- kkobrfio        <- kkofmbk <- kkofbp <- kkobmp <- kkoBitmapAccPath <- kkotap         <- kkojnp <- kkocnp <- kkooqb <- kkoqbc <- apakkoqb
<- apaqbdDescendents <- apaqbdList <- apaqbdDescendents <- apaqbdList <- apaqbd <- kkqctCostTransfQB <- kkqctInterleaveCVM <- kkqctdrvSU <- kkqutruns <- kkqutruns  <- kkqudrv <- kkqctdrvTD <- kkqdrv <- kkqctdrvIT <- apadrv

Cause

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