fix crash introduced by mga#15353 fix (mga#19618)

rationale:
- {debug_URPM} only exists if we're in debug mode
- as this is an actual error, let's just always report it

bug introduced in commit 070f1be3d5c3aa813f61d061c2a0fd38c2477c08

1 files changed, 1 insertions, 1 deletions

diff --git a/URPM/Resolve.pm b/URPM/Resolve.pm
index 7254da3..737ee1c 100644
--- a/URPM/Resolve.pm
+++ b/URPM/Resolve.pm
@@ -1956,7 +1956,7 @@ sub compute_flags {
 		    }
 		}
 	};
-	$urpm->{debug_URPM}("reg ex problem: " . $@) if $@;
+	$urpm->{error}("reg ex problem: " . $@) if $@;
     }
 }