Please I need help, I keep getting this error while trying to run codes from behaviour space interface.
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This isn't something you can use "set" on. at position 155 in
at org.nlogo.core.Fail$.exception(Fail.scala:27)
at org.nlogo.core.Fail$.exception(Fail.scala:25)
at org.nlogo.core.Fail$.exception(Fail.scala:23)
at org.nlogo.compile.middle.SetVisitor.$anonfun$visitStatement$1(SetVisitor.scala:28)
at scala.Option.getOrElse(Option.scala:189)
at org.nlogo.compile.middle.SetVisitor.visitStatement(SetVisitor.scala:28)
at org.nlogo.compile.api.Statement.accept(AstNode.scala:94)
at org.nlogo.compile.api.DefaultAstVisitor.$anonfun$visitStatements$1(AstVisitor.scala:32)
at org.nlogo.compile.api.DefaultAstVisitor.$anonfun$visitStatements$1$adapted(AstVisitor.scala:32)
at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
at org.nlogo.compile.api.DefaultAstVisitor.visitStatements(AstVisitor.scala:32)
at org.nlogo.compile.api.Statements.accept(AstNode.scala:70)
at org.nlogo.compile.api.DefaultAstVisitor.visitProcedureDefinition(AstVisitor.scala:27)
at org.nlogo.compile.api.ProcedureDefinition.accept(AstNode.scala:50)
at org.nlogo.compile.middle.MiddleEnd$.$anonfun$middleEnd$3(MiddleEnd.scala:47)
at org.nlogo.compile.middle.MiddleEnd$.$anonfun$middleEnd$3$adapted(MiddleEnd.scala:40)
at scala.collection.immutable.List.foreach(List.scala:431)
at org.nlogo.compile.middle.MiddleEnd$.middleEnd(MiddleEnd.scala:40)
at org.nlogo.compile.CompilerMain$.compile(CompilerMain.scala:61)
at org.nlogo.compile.Compiler.compileMoreCode(Compiler.scala:85)
at org.nlogo.compile.Compiler.compileMoreCode(Compiler.scala:100)
at org.nlogo.workspace.Evaluator.invokeCompiler(Evaluator.scala:159)
at org.nlogo.workspace.Evaluator.evaluateCommands(Evaluator.scala:20)
at org.nlogo.workspace.Evaluating.command(Evaluating.scala:80)
at org.nlogo.workspace.Evaluating.command$(Evaluating.scala:79)
at org.nlogo.workspace.AbstractWorkspaceScala.command(AbstractWorkspaceScala.scala:26)
at org.nlogo.headless.HeadlessModelOpener.finish(HeadlessModelOpener.scala:112)
at org.nlogo.headless.HeadlessModelOpener.openFromModel(HeadlessModelOpener.scala:74)
at org.nlogo.headless.HeadlessWorkspace.openModel(HeadlessWorkspace.scala:539)
at org.nlogo.lab.gui.Supervisor.$anonfun$start$1(Supervisor.scala:98)
at scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:158)
at org.nlogo.lab.gui.Supervisor.start(Supervisor.scala:96)
at org.nlogo.lab.gui.ManagerDialog.run(ManagerDialog.scala:103)
at org.nlogo.lab.gui.ManagerDialog.$anonfun$runAction$1(ManagerDialog.scala:30)
at org.nlogo.lab.gui.ManagerDialog$$anon$1.actionPerformed(ManagerDialog.scala:24)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6539)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6304)
at java.awt.Container.processEvent(Container.java:2239)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2297)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
at java.awt.Container.dispatchEventImpl(Container.java:2283)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
at java.awt.EventQueue$4.run(EventQueue.java:733)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
NetLogo 6.2.0
main: org.nlogo.app.AppFrame
thread: AWT-EventQueue-0
OpenJDK Client VM 1.8.0_275 (BellSoft; 1.8.0_275-b01)
operating system: Windows 10 10.0 (x86 processor)
Scala version 2.12.12
JOGL: (3D View not initialized)
OpenGL Graphics: (3D View not initialized)
model: alpha 8 strategies TRYING UPDATED
03:44:18.864 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.863 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.863 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.863 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.862 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.862 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.861 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.861 AddSliderConstraintEvent (org.nlogo.app.interfacetab.InterfacePanel$$anon$1 (org.nlogo.window.SliderWidget)) AWT-EventQueue-0
03:44:18.860 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0
03:44:18.860 AddInputBoxConstraintEvent (org.nlogo.window.InputBoxWidget) AWT-EventQueue-0