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JAL-3619 fix up error messages and try to bail quietly if the viewer doesn’t open
[jalview.git] / src / jalview / ext / rbvi / chimera / JalviewChimeraBinding.java
diff --git a/src/jalview/ext/rbvi/chimera/JalviewChimeraBinding.java b/src/jalview/ext/rbvi/chimera/JalviewChimeraBinding.java
index c78a82b..399bad9 100644 (file)
--- a/src/jalview/ext/rbvi/chimera/JalviewChimeraBinding.java
+++ b/src/jalview/ext/rbvi/chimera/JalviewChimeraBinding.java
@@ -311,7 +311,7 @@ public abstract class JalviewChimeraBinding extends AAStructureBindingModel
   @Override
   public boolean isViewerRunning()
   {
-    return chimeraManager.isChimeraLaunched();
+    return chimeraManager!=null && chimeraManager.isChimeraLaunched();
   }
 
   /**