Skips some specific steps when importing data

- We need to prevent certain operations from running when we are importing data
- This is to prevent unique database constraints from being violated

- Do not register plugins during data import
- Do not launch notification events

InvenTree/build/tasks.py

@@ -12,6 +12,8 @@ from allauth.account.models import EmailAddress
 import build.models
 import InvenTree.helpers
 import InvenTree.tasks
+from InvenTree.ready import isImportingData
+
 import part.models as part_models
 
 
@@ -24,6 +26,10 @@ def check_build_stock(build: build.models.Build):
     and send an email out to any subscribed users if stock is low.
     """
 
+    # Do not notify if we are importing data
+    if isImportingData():
+        return
+
     # Iterate through each of the parts required for this build
 
     lines = []