Mike MOL

I install freeplane 1.5.2 latest version. I add gtdsynctodotxt-v0.7.5 addon and when I press F7 I get the following error: Error executing script: illegal Access to method getNodeAttributeTableMOdel I use java 1.8 and also tried 1.7. WIn 2012r2 and macos. I added the settings in preferences read write and script execute. What can i do?

I install freeplane 1.5.2 latest version. I add gtdsynctodotxt-v0.7.5 addon and when I press F7 I get the following error: Error executing script: illegal Access to method getNodeAttributeTableMOdel