Fix #4482 Do not base height on nonexisting nodes
Fix #4482 Do not base height on nonexisting nodes

JimMackin/SuiteCRM,MikeyJC/SuiteCRM,pgorod/SuiteCRM,dfstrauss/SuiteCRM,lionixevolve/LionixCRM,pgorod/SuiteCRM,willrennie/SuiteCRM,MikeyJC/SuiteCRM,dfstrauss/SuiteCRM,gody01/SuiteCRM,samus-aran/SuiteCRM,lionixevolve/LionixCRM,daniel-samson/SuiteCRM,samus-aran/SuiteCRM,lionixevolve/LionixCRM,daniel-samson/SuiteCRM,salesagility-davidthomson/SuiteCRM,gcoop-libre/SuiteCRM,salesagility/SuiteCRM,dfstrauss/SuiteCRM,pribeiro42/SuiteCRM,cumanacr/SuiteCRM,pgorod/SuiteCRM,Dillon-Brown/SuiteCRM,MikeyJC/SuiteCRM,willrennie/SuiteCRM,lionixevolve/SuiteCRM,pribeiro42/SuiteCRM,horus68/SuiteCRM-Horus68,willrennie/SuiteCRM,cumanacr/SuiteCRM,Dillon-Brown/SuiteCRM,salesagility/SuiteCRM,salesagility/SuiteCRM,Dillon-Brown/SuiteCRM,noelhunter/SuiteCRM,cumanacr/SuiteCRM,gcoop-libre/SuiteCRM,ChangezKhan/SuiteCRM,lionixevolve/SuiteCRM,samus-aran/SuiteCRM,MikeyJC/SuiteCRM,pribeiro42/SuiteCRM,gody01/SuiteCRM,ChangezKhan/SuiteCRM,pribeiro42/SuiteCRM,salesagility-davidthomson/SuiteCRM,lionixevolve/LionixCRM,daniel-samson/SuiteCRM,salesagility-davidthomson/SuiteCRM,JanSiero/SuiteCRM,gody01/SuiteCRM,pgorod/SuiteCRM,noelhunter/SuiteCRM,salesagility-davidthomson/SuiteCRM,ChangezKhan/SuiteCRM,lionixevolve/SuiteCRM,JanSiero/SuiteCRM,noelhunter/SuiteCRM,Dillon-Brown/SuiteCRM,horus68/SuiteCRM-Horus68,willrennie/SuiteCRM,samus-aran/SuiteCRM,gody01/SuiteCRM,lionixevolve/LionixCRM,JimMackin/SuiteCRM,JimMackin/SuiteCRM,ChangezKhan/SuiteCRM,JimMackin/SuiteCRM,horus68/SuiteCRM-Horus68,JanSiero/SuiteCRM,horus68/SuiteCRM,horus68/SuiteCRM,horus68/SuiteCRM-Horus68,horus68/SuiteCRM,lionixevolve/LionixCRM,lionixevolve/SuiteCRM,gcoop-libre/SuiteCRM,gcoop-libre/SuiteCRM,JanSiero/SuiteCRM,salesagility/SuiteCRM,cumanacr/SuiteCRM,dfstrauss/SuiteCRM,noelhunter/SuiteCRM,daniel-samson/SuiteCRM