ramesh441
Advanced Member level 4
while doing LVS with Calibre .
I have done my Layout in Virtuoso .
While doing LVS i am getting the following errors.
In Transcript file :
"WARNING: XDB Database not available: No comparison was made.
Unable to restore XDB database.
NOTE: Cross reference commands will be unavailable since a valid cross reference (XDB) database was not found."
In LVS Report:
"WARNING: Invalid PATHCHK request "GROUND && ! POWER": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "POWER && ! GROUND": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "! POWER && ! GROUND": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "! LABELLED": no LABELLED nets present, opera
Error: Different numbers of ports (see below).
Error: Power net missing in layout. Ground net missing in layout."
In ERC also i am getting errors of CHECK wrong FLOATING NTAP,etc
I gave input to Calibre LVS as gds2 generated from (CIW->export->stream).
I have done my Layout in Virtuoso .
While doing LVS i am getting the following errors.
In Transcript file :
"WARNING: XDB Database not available: No comparison was made.
Unable to restore XDB database.
NOTE: Cross reference commands will be unavailable since a valid cross reference (XDB) database was not found."
In LVS Report:
"WARNING: Invalid PATHCHK request "GROUND && ! POWER": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "POWER && ! GROUND": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "! POWER && ! GROUND": no POWER nets present, operation aborted.
WARNING: Invalid PATHCHK request "! LABELLED": no LABELLED nets present, opera
Error: Different numbers of ports (see below).
Error: Power net missing in layout. Ground net missing in layout."
In ERC also i am getting errors of CHECK wrong FLOATING NTAP,etc
I gave input to Calibre LVS as gds2 generated from (CIW->export->stream).