diff --git a/src/bonsai/bonsai/bim/module/resource/operator.py b/src/bonsai/bonsai/bim/module/resource/operator.py
index feff57030f..8ecef856e0 100644
--- a/src/bonsai/bonsai/bim/module/resource/operator.py
+++ b/src/bonsai/bonsai/bim/module/resource/operator.py
@@ -189,9 +189,13 @@ class CalculateResourceWork(bpy.types.Operator, tool.Ifc.Operator):
     @classmethod
     def poll(cls, context):
         active_resource = tool.Resource.get_highlighted_resource()
-        if active_resource:
-            if tool.Resource.get_productivity(active_resource, should_inherit=True):
-                return True
+        if not active_resource:
+            cls.poll_message_set("No resource is active.")
+            return False
+        if not tool.Resource.get_productivity(active_resource, should_inherit=True):
+            cls.poll_message_set("No productivity data for active resource.")
+            return False
+        return True
 
     def _execute(self, context):
         core.calculate_resource_work(tool.Ifc, tool.Resource, resource=tool.Ifc.get().by_id(self.resource))
@@ -415,12 +419,14 @@ class CalculateResourceUsage(bpy.types.Operator, tool.Ifc.Operator):
     @classmethod
     def poll(cls, context):
         active_resource = tool.Resource.get_highlighted_resource()
-        if active_resource:
-            if active_resource.Usage and active_resource.Usage.ScheduleWork:
-                task = tool.Resource.get_task_assignments(active_resource)
-                if task and tool.Sequence.has_duration(task):
-                    return True
-
+        if not active_resource:
+            cls.poll_message_set("No resource is active.")
+            return False
+        if active_resource.Usage and active_resource.Usage.ScheduleWork:
+            task = tool.Resource.get_task_assignments(active_resource)
+            if task and tool.Sequence.has_duration(task):
+                return True
+        cls.poll_message_set("No usage data for active resource.")
         return False
 
     def _execute(self, context):