>I have a two step job. Step 1 attempts to perform a dynamic allocation of a 
>dataset. It's failing since step 2 allocates the dataset DISP=SHR, >and the 
>enqueue is already created before the dynamic allocation is attempted.

This doesn't sound right to me.  In step 1, SVC 99 should recognize that the 
ENQ is held, and upgrade it from shared to exclusive.  It should then be held 
exclusive until step 2 ends (or whatever the last step of the job that uses the 
data set is.)

-Scott Ballentine (sbal...@us.ibm.com)
 z/OS Allocation Development

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