Index: /trunk/psLib/src/psErrorText_en.dat
===================================================================
--- /trunk/psLib/src/psErrorText_en.dat	(revision 6765)
+++ /trunk/psLib/src/psErrorText_en.dat	(revision 6766)
@@ -124,4 +124,5 @@
 #
 psFits_NULL                            The input psFits object can not NULL.
+psFits_NOT_WRITABLE                    The psFits object is not writable.
 psFits_FILENAME_INVALID                Could not open file,'%s'.\nCFITSIO Error: %s
 psFits_FILENAME_NULL                   Specified filename can not be NULL.