diff --git a/bin/ffx/process.py b/bin/ffx/process.py
index 6c92af4..6a3d05a 100644
--- a/bin/ffx/process.py
+++ b/bin/ffx/process.py
@@ -13,9 +13,13 @@ def executeProcess(commandSequence: List[str], directory: str = None, context: d
     niceSequence = []
 
     niceness = (int(context['resource_limits']['niceness'])
-                        if 'resource_limits' in context.keys() and 'niceness' in context['resource_limits'].keys() else 99)
+                        if not context is None
+                        and 'resource_limits' in context.keys()
+                        and 'niceness' in context['resource_limits'].keys() else 99)
     cpu_percent = (int(context['resource_limits']['cpu_percent'])
-                        if 'resource_limits' in context.keys() and 'cpu_percent' in context['resource_limits'].keys() else 0)
+                        if not context is None
+                        and 'resource_limits' in context.keys()
+                        and 'cpu_percent' in context['resource_limits'].keys() else 0)
 
     if niceness >= -20 and niceness <= 19:
         niceSequence += ['nice', '-n', str(niceness)]