Index: packages/Python/lldbsuite/test/lldbplatformutil.py
===================================================================
--- packages/Python/lldbsuite/test/lldbplatformutil.py
+++ packages/Python/lldbsuite/test/lldbplatformutil.py
@@ -127,7 +127,15 @@
 
 def getPlatform():
     """Returns the target platform which the tests are running on."""
-    platform = lldb.DBG.GetSelectedPlatform().GetTriple().split('-')[2]
+    if lldb.DBG.GetSelectedPlatform().GetTriple():
+        platform = lldb.DBG.GetSelectedPlatform().GetTriple().split('-')[2]
+    else:
+        # In case of a core file, if the core file architecture(like x86_64)
+        # is incompatible with that of Host architecture(like Mips64)
+        # then platform is set to remote-platform. If the remote-platform is
+        # not connected then SBPlatform::GetTriple() will return none.
+        # Hence we assume target platform is same as the host platform.
+        platform = sys.platform
     if platform.startswith('freebsd'):
         platform = 'freebsd'
     elif platform.startswith('netbsd'):