Can't change vlan environment

[valdecisabino]

When change the vlan environment from web interface, it doesn't change it and return no answer or error code.
log:
[watcher@riomp74lb05 ~]$ cat /opt/logs/networkapi/app/networkapi_app.log | grep U:SABINO | grep 20276
[DEBUG] 19/Oct/2015:17:24:12 +0000 - U:SABINO, P:/vlan/20276/network/, T:34_PF-TDR6M6ZVV2AM5MCA, MSG:INICIO da requisição GET. Data: [].
[INFO] 19/Oct/2015:17:24:12 +0000 - U:SABINO, P:/vlan/20276/network/, T:34_PF-TDR6M6ZVV2AM5MCA, MSG:Search VLAN by ID
[DEBUG] 19/Oct/2015:17:24:12 +0000 - U:SABINO, P:/vlan/20276/network/, T:34_PF-TDR6M6ZVV2AM5MCA, MSG:Requisição concluída com sucesso.
[DEBUG] 19/Oct/2015:17:24:12 +0000 - U:SABINO, P:/vlan/20276/network/, T:34_PF-TDR6M6ZVV2AM5MCA, MSG:FIM da requisição.
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276, T:4SRCFESDSTIPEBRBSK3LNA, MSG:INICIO da requisição GET. Data: [].
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276, T:4SRCFESDSTIPEBRBSK3LNA, MSG:Requisição concluída com sucesso.
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276, T:4SRCFESDSTIPEBRBSK3LNA, MSG:FIM da requisição.
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276/, T:1TN8TFNZQI-259KYXOFCDA, MSG:INICIO da requisição GET. Data: [].
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276/, T:1TN8TFNZQI-259KYXOFCDA, MSG:Requisição concluída com sucesso.
[DEBUG] 19/Oct/2015:17:25:06 +0000 - U:SABINO, P:/vlan/check_number_available/738/297/20276/, T:1TN8TFNZQI-259KYXOFCDA, MSG:FIM da requisição.
[DEBUG] 19/Oct/2015:17:25:17 +0000 - U:SABINO, P:/vlan/20276/network/, T:ZOZDFV5OQFM2ROZRQPNEQW, MSG:INICIO da requisição GET. Data: [].
[INFO] 19/Oct/2015:17:25:18 +0000 - U:SABINO, P:/vlan/20276/network/, T:ZOZDFV5OQFM2ROZRQPNEQW, MSG:Search VLAN by ID
[DEBUG] 19/Oct/2015:17:25:18 +0000 - U:SABINO, P:/vlan/20276/network/,
T:ZOZDFV5OQFM2ROZRQPNEQW, MSG:Requisição concluída com sucesso.
[DEBUG] 19/Oct/2015:17:25:18 +0000 - U:SABINO, P:/vlan/20276/network/, T:ZOZDFV5OQFM2ROZRQPNEQW, MSG:FIM da requisição.
[DEBUG] 19/Oct/2015:17:25:21 +0000 - U:SABINO, P:/vlan/edit/, T:ZOGYNIAITD6BHMECRO2RHA, MSG:INICIO da requisição POST. Data: [<environment_id>738</environment_id>HOSTS_FE_ACS297<acl_file></acl_file><acl_file_v6></acl_file_v6><vlan_id>20276</vlan_id>].