Added checks to BBPimportEntry. This should alleviate bug 2751: it now fails with an error message instead of causing a crash.
Added checks to BBPimportEntry.
This should alleviate bug 2751: it now fails with an error message
instead of causing a crash.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb