Just a guess. Try
if $tu { remove("location","$tu"); }
Not tested. A nonzero value may evaluate as TRUE.
On Tuesday, November 13, 2018 12:56:42 AM PST Pasan Meemaduma via Users wrote:
Hey,
Anyone have a suggestion for this?
On Thursday, 8 November 2018, 8:09:50 AM GMT+5:30, Pasan Meemaduma
<[email protected]> wrote:
ERROR:core:comp_scriptvar: cannot get left var value
WARNING:core:do_action: error in expression at /etc/opensips/opensips.cfg:806
and line 806 contains following.
if ( $tu != NULL ) { remove("location","$tu"); }
any suggestion on how to test for NULL values without getting above error. I'm
using opensips
2.3.5
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