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uniDBGrid recno is not valid error


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Hi dear developers, I need help with 

uniDBGrid recno is not valid error


I search in the forum and didnt found anything


I get this error when I  do the Post

to the table used in the grid


the table has the primary key defined correctly.


the table is a detail table and the master has the primary key too

both tables has  an identity field too


I am using adoQuery  on SQL Server express 2014 with delphi seattle



datasouce1 = adoQuery1 -> master

datasouce2 = adoQuery2 -> detail

uniDBGrid1.datasource2 -> adoQuery2


adoQuery2.post  -> got the recno is not valid  error




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