Moved error msg when attempting to map FROM toplevel - was being masked by a more cryptic error message.
Moved error msg when attempting to map FROM toplevel - was being masked by a more cryptic error message.

Ensembl/ensembl,danstaines/ensembl,muffato/ensembl,mjg17/ensembl,at7/ensembl,danstaines/ensembl,muffato/ensembl,at7/ensembl,mjg17/ensembl,james-monkeyshines/ensembl,james-monkeyshines/ensembl,james-monkeyshines/ensembl,mjg17/ensembl,willmclaren/ensembl,at7/ensembl,muffato/ensembl,mjg17/ensembl,Ensembl/ensembl,Ensembl/ensembl,danstaines/ensembl,at7/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl,willmclaren/ensembl,muffato/ensembl