Subject Re: IndexError From AGOSTINHO <agostinhoteixeira@yahoo.com> Date Sat, 12 Jun 2021 02:26:53 -0400 Newsgroups dbase.getting-started Attachment(s) DbasePlusSytemError.gif Now I cannot even create a new table, when finishing and saving I get an Dbase Plus system error \"ENCOUNTERED AN IMPROPER ARGUMENT\" and have to close Dbase Plus with CRL-ALT-DELETE. Agostinho Ken Mayer Wrote: > On 6/10/2021 8:04 PM, AGOSTINHO wrote: > > Dear Mervyn, > > I\'m trying to create  a simple new index with the indexname M_INDEX from a DBF file I created in DBASE DOS V5. (SEE ATTACHED FILE) for results. > > > > Also when I try from the command window I get the same error > > Use Alesie Excl > > Index on merk tag m_merk > >   (DATA ENGINE ERROR: Invalid Parameter) > > Thanks > > How large is the field? If it is greater than 100 characters that will > cause problems ... you would need to use left( merk, 100 ) for the index > expression: > > index on left( merk, 100 ) tag m_merk > > Ken > > -- > *Ken Mayer* > Ken\'s dBASE Page: http://www.goldenstag.net/dbase > The dUFLP: http://www.goldenstag.net/dbase/index.htm#duflp > dBASE Books: http://www.goldenstag.net/dbase/Books/dBASEBooks.htm > dBASE Tutorial: http://www.goldenstag.net/dbase/Tutorial/00_Preface.htm > dBASE Web Tutorial: http://www.goldenstag.net/dbase/WebTutorial/00_Menu.htm