Index: compile_rules_graph.py
==================================================================
--- compile_rules_graph.py
+++ compile_rules_graph.py
@@ -310,12 +310,12 @@
             if m:
                 sRuleName = m.group(1)
                 iActionBlock = 1
                 nPriority = int(m.group(2)[1:]) if m.group(2)  else -1
             else:
-                print("Error at rule group: ", sLine, " -- line:", i)
-                break
+                print("Syntax error in rule group: ", sLine, " -- line:", i)
+                exit()
         elif re.search("^    +<<- ", sLine) or sLine.startswith("        ") \
                 or re.search("^    +#", sLine) or re.search(r"^    [-~=>/](?:\d\.?(?::\.?\d+|)|)>> ", sLine) :
             # actions
             sActions += " " + sLine.strip()
         elif re.match("[  ]*$", sLine):

Index: gc_lang/fr/rules.grx
==================================================================
--- gc_lang/fr/rules.grx
+++ gc_lang/fr/rules.grx
@@ -9431,11 +9431,11 @@
 !!
 !!
 
 ## Sans article
 
-__gn_2m_accord__
+__[i]/gn(gn_2m_accord)__
     <start>  @:[NA]¬*  @:[NA]¬*
         <<- /gn/ ((morph(\2, ":m", "*") and morph(\3, ":f", "*")) or (morph(\2, ":f", "*") and morph(\3, ":m", "*"))) and not apposition(\2, \3)
         -3>> =switchGender(\3)                                                                      # Accord de genre erroné avec « \2 ».
         <<- __also__ and hasFemForm(\2) -2>> =switchGender(\2)                                      # Accord de genre erroné avec « \3 ».
         <<- /gn/ ((morph(\2, ":s", "*") and morph(\3, ":p", "*")) or (morph(\2, ":p", "*") and morph(\3, ":s", "*"))) and not apposition(\2, \3)