On Sat, 4 Dec 2010 17:23:03 -0800, Sam Siegel wrote:

>I'm getting a return code of 20 in RC when issuing an attach macro.  RC=20
>does not seem to be documented.  Can anyone provide an explanation or
>assistance?  Details listed here
>
>* Invocation:
>         La    r1,wsdtflag
>         st    r1,wsdtflg@
>         la    r3,wsdtecb
>         la    r4,csDt
>         la    r5,extr
>*
>         La    r1,wsdtflg@
>         Mvc   wsAttach,csAttach
>         Attach Eploc=(r4),                                            x
>               Sm=SUPV,                                                x
>               Svarea=YES,                                             x
>               Key=PROP,                                               x
>               Ecb=(r3),                                               x
>               Etxr=(r5),                                              +
>               Sf=(E,wsAttach)
>
>* read only macro models
>csAttch  Attach Eploc=,                                                +
>               Etxr=,                                                  +
>               Sm=SUPV,                                                +
>               Svarea=YES,                                             +
>               Key=PROP,                                               +
>               Ecb=,                                                   +
>               Sf=L
>
>
>* RENT working storage (sp=230,key=4)
>wsAttach ds    xl(l'csAttch)
>

The value of l'csAttch is probably not the length of the whole expansion of the 
macro at csAttch. That affects the amount of storage you are defining, and 
the length used in the Mvc.

Bill

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