SetGroupTags.c: Ignore error if Prolongation table entry is already present

Kranc now sets this in interface.ccl

1 files changed, 1 insertions, 1 deletions

diff --git a/m/prototype/ML_BSSN_Helper/src/SetGroupTags.c b/m/prototype/ML_BSSN_Helper/src/SetGroupTags.c
index c85b0b7..661bd72 100644
--- a/m/prototype/ML_BSSN_Helper/src/SetGroupTags.c
+++ b/m/prototype/ML_BSSN_Helper/src/SetGroupTags.c
@@ -80,6 +80,6 @@ set_group_tags (int const checkpoint,
     int const iret = Util_TableDeleteKey (table, "ProlongationParameter");
     assert (iret == 0 || iret == UTIL_ERROR_TABLE_NO_SUCH_KEY);
     int const ierr = Util_TableSetString (table, "none", "Prolongation");
-    assert (! ierr);
+    assert (ierr == 0 || ierr == 1); /* 0 means key did not exist before.  1 means key existed before and has now been reset */
   }
 }