[GAP Forum] "Crc mismatch"

[Stephen Linton]

Looks like you're using a saved workspace from an earlier version of GAP. If so, that would explain the problem -- saved workspaces are NOT portable across GAP versions I'm afraid.

	Steve

On 4 Oct 2010, at 10:26, Justin C. Walker wrote:

> 
> On Oct 3, 2010, at 19:10 , Joe Bohanon wrote:
> 
>> Try starting gap with the "-N" command, then run CreateCompletionFiles();
>> quit and restart.
> 
> Well, well, well...I learn something new every day, it seems.  Occasionally, it even sticks.
> 
> I tried this, and got past the problem I reported, only to run into this one:
> 
> gap> Q:=QuaternionAlgebra(Rationals, -1, -1);
> <algebra-with-one of dimension 4 over Rationals>
> gap> T:=StructureConstantsTable(Basis(Q));
> Error, Rebuild completion files! (Crc value of
> "./lib/vspcrow.gi" does not match.) at
> return LeftModuleByGenerators( LeftActingDomain( V ), 
>  List( gens, function ( v )
>         return NiceVector( V, v );
>     end ) );
> 
> I get this when I start GAP using this line:
> 
> GAP_MEM= /SandBox/Justin/sb/GAP/gap4r4/bin/gap.sh -L /SandBox/Justin/sb/GAP/Justin/MySpace -o 1024m $*
> 
> If I start GAP using the full path to the executable, with no arguments, I don't get the above error.
> 
> Curious.
> 
> Justin
> 
> --
> Justin C. Walker, Curmudgeon-At-Large
> Director
> Institute for the Enhancement of the Director's Income
> --------
> "Weaseling out of things is what separates us from the animals.
> Well, except the weasel."
>     - Homer J Simpson
> --------
> 
> 
> 
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