--- a/src/jdk.attach/solaris/classes/sun/tools/attach/VirtualMachineImpl.java	Tue Mar 12 02:13:02 2019 +0100
+++ b/src/jdk.attach/solaris/classes/sun/tools/attach/VirtualMachineImpl.java	Mon Mar 11 21:26:19 2019 -0400
@@ -126,7 +126,7 @@
      * Execute the given command in the target VM.
      */
     InputStream execute(String cmd, Object ... args) throws AgentLoadException, IOException {
-        assert args.length <= 4;                // includes null
+        assert args.length <= 3;                // includes null
 
         // first check that we are still attached
         int door;