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-rw-r--r--lib/stwcs/updatewcs/makewcs.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/stwcs/updatewcs/makewcs.py b/lib/stwcs/updatewcs/makewcs.py
index 76d80b8..9f95a13 100644
--- a/lib/stwcs/updatewcs/makewcs.py
+++ b/lib/stwcs/updatewcs/makewcs.py
@@ -39,6 +39,9 @@ class MakeWCS(object):
recomputes the basic WCS kw
"""
logger.info("\n\tStarting MakeWCS: %s" % time.asctime())
+ if not ext_wcs.idcmodel:
+ logger.info("IDC model not found, turning off Makewcs")
+ return {}
ltvoff, offshift = cls.getOffsets(ext_wcs)
v23_corr = cls.zero_point_corr(ext_wcs)