X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.district.network.ui%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Fui%2Ftechtype%2Ftable%2FValidateTechTypeTableHandler.java;fp=org.simantics.district.network.ui%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Fui%2Ftechtype%2Ftable%2FValidateTechTypeTableHandler.java;h=67998d9af63fb5fcc7364eae763b3b4352cbdfba;hb=b1e13119cdfa85f67fedf387cb9583898970f773;hp=8438fd7b3898cb0000cda112fa13a299549ea5c5;hpb=0e3c772d52e44827cf4c30f31d61000a664d9266;p=simantics%2Fdistrict.git

diff --git a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/table/ValidateTechTypeTableHandler.java b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/table/ValidateTechTypeTableHandler.java
index 8438fd7b..67998d9a 100644
--- a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/table/ValidateTechTypeTableHandler.java
+++ b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/table/ValidateTechTypeTableHandler.java
@@ -17,7 +17,9 @@ import org.simantics.utils.ui.ExceptionUtils;
 public class ValidateTechTypeTableHandler {
 	@CanExecute
 	public boolean canExecute() {
-		return TechTypeTableView.table.getCurrentTable() != null;
+		return TechTypeTableView.table != null &&
+				TechTypeTableView.table.getCurrentTable() != null &&
+				TechTypeTableView.table.getComponentType() != null;
 	}
 	
 	@Execute