diff -r zabbix-2.2.2/src/libs/zbxdbhigh/lld_item.c zabbix-2.2.2_original/src/libs/zbxdbhigh/lld_item.c
94,95d93
< 	char                    *snmp_community;
< 	char                    *snmp_community_orig;
116,117d113
< 	zbx_free(item->snmp_community);
< 	zbx_free(item->snmp_community_orig);
231,232c227,228
< 		item->snmp_community = zbx_strdup(NULL, row[22]);
<                 item->snmp_community_orig = NULL;
---
> 		if (0 != strcmp(row[22], snmp_community))
> 			item->flags |= ZBX_FLAG_LLD_ITEM_UPDATE_SNMP_COMMUNITY;
406,407d401
< 		lld_validate_item_field(item, &item->snmp_community, &item->snmp_community_orig,
<                                 ZBX_FLAG_LLD_ITEM_UPDATE_SNMP_COMMUNITY, ITEM_SNMP_OID_LEN, error);
538c532
< 		const char *params_proto, const char *snmp_oid_proto, const char *snmp_community_proto, const char *description_proto,
---
> 		const char *params_proto, const char *snmp_oid_proto, const char *description_proto,
591,595d584
< 		item->snmp_community = zbx_strdup(NULL, snmp_community_proto);
< 		item->snmp_community_orig = NULL;
< 		substitute_key_macros(&item->snmp_community, NULL, NULL, jp_row, MACRO_TYPE_ITEM_KEY, NULL, 0);
< 		zbx_lrtrim(item->snmp_community, ZBX_WHITESPACE);
< 
649,659d637
< 		buffer = zbx_strdup(buffer, snmp_community_proto);
< 		substitute_key_macros(&buffer, NULL, NULL, jp_row, MACRO_TYPE_SNMP_OID, NULL, 0);
< 		zbx_lrtrim(buffer, ZBX_WHITESPACE);
< 		if (0 != strcmp(item->snmp_community, buffer))
< 		{
< 			item->snmp_community_orig = item->snmp_community;
< 			item->snmp_community = buffer;
< 			buffer = NULL;
< 			item->flags |= ZBX_FLAG_LLD_ITEM_UPDATE_SNMP_COMMUNITY;
< 		}
< 
682c660
< 		const char *params_proto, const char *snmp_oid_proto, const char *snmp_community_proto, const char *description_proto,
---
> 		const char *params_proto, const char *snmp_oid_proto, const char *description_proto,
691c669
< 		lld_item_make(items, name_proto, key_proto, params_proto, snmp_oid_proto, snmp_community_proto ,description_proto,
---
> 		lld_item_make(items, name_proto, key_proto, params_proto, snmp_oid_proto, description_proto,
826c804
< 			*port_esc = NULL, *snmpv3_securityname_esc = NULL,
---
> 			*snmp_community_esc = NULL, *port_esc = NULL, *snmpv3_securityname_esc = NULL,
830c808
< 			*name_esc, *key_esc, *params_esc, *snmp_oid_esc, *snmp_community_esc, *description_esc;
---
> 			*name_esc, *key_esc, *params_esc, *snmp_oid_esc, *description_esc;
961d938
< 			snmp_community_esc = DBdyn_escape_string(item->snmp_community);
979d955
< 			zbx_free(snmp_community_esc);
1110d1085
< 					snmp_community_esc = DBdyn_escape_string(item->snmp_community);
1113d1087
< 					zbx_free(snmp_community_esc);
1546c1520
< 		lld_items_make(&items, name_proto, key_proto, params_proto, snmp_oid_proto, snmp_community, description_proto,
---
> 		lld_items_make(&items, name_proto, key_proto, params_proto, snmp_oid_proto, description_proto,