DWW1741E Generation of ACB for data set dddd failed. VSAM return codes are R15=cccc, R0=ssss.
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Before opening VSAM sphere dddd, CICS VR issued the VSAM macro GENCB ACB to build the Access Method Control Block (ACB). Generation failed with the return code and reason code shown.
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Batch backout processing stops.
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For an explanation of the codes in this message, see z/OS® DFSMS Macro Instructions for Data Sets for macro GENCB ACB. Look at the codes and correct any errors, then resubmit the batch backout job. If you are unable to correct the error, contact your local IBM® Support Center.