S2_Nodes_Expert_Exception: Type "region_district" not found in geo // trace

exception 'S2_Nodes_Expert_Exception' with message 'Type "region_district" not found in geo' in {PATH_SYS}/_core/Main.php:4728
Stack trace:
#0 {PATH_SYS}/_core/Main.php(12283): S2_Nodes_Expert->setTypes('region_district')
#1 {PATH_SYS}/_core/Main.php(6878): S2_Nodes_Module_Common->getNodes('NodId = 32', 'region_district', 3, 3, NULL, 1, NULL, NULL, 1)
#2 {PATH_PRV}/_mods/realty/search.php(305): s2GetNodes(Array)
#3 {PATH_SYS}/_core/Main.php(2998): include('/var/www/webuse...')
#4 {PATH_SYS}/_core/Main.php(2636): S2_Method_Processor->display()
#5 {PATH_SYS}/_core/main.d.php(8): S2_Method->Show()
#6 {PATH_PUB}/_index.php(12): require('/var/www/webuse...')
#7 {main}

Simbix Framework/2.1.6, Apache/2.4.6 (CentOS) Aborting...