cubicweb #344545 cannot edit twice in a row the same relation (reledit) [resolved]

trace:

 File "/home/auc/src/cubicweb/rql/analyze.py", line 343, in visit_insert
   self.solve(node, constraints)
 File "/home/auc/src/cubicweb/rql/analyze.py", line 269, in solve
   raise TypeResolverException(ex_msg)
TypeResolverException: Unable to resolve variables types in "DELETE Y recommends X WHERE X eid 857, Y eid 2551"!!
prioritynormal
typebug
done in3.5.5
load0.800
load left0.000
closed by<not specified>