diff --git a/poetry.lock b/poetry.lock
index 2c2711b5..98a70206 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2848,18 +2848,7 @@ psycopg2 = [
     {file = "psycopg2-2.9.5.tar.gz", hash = "sha256:a5246d2e683a972e2187a8714b5c2cf8156c064629f9a9b1a873c1730d9e245a"},
 ]
 pyasn1 = [
-    {file = "pyasn1-0.4.8-py2.4.egg", hash = "sha256:fec3e9d8e36808a28efb59b489e4528c10ad0f480e57dcc32b4de5c9d8c9fdf3"},
-    {file = "pyasn1-0.4.8-py2.5.egg", hash = "sha256:0458773cfe65b153891ac249bcf1b5f8f320b7c2ce462151f8fa74de8934becf"},
-    {file = "pyasn1-0.4.8-py2.6.egg", hash = "sha256:5c9414dcfede6e441f7e8f81b43b34e834731003427e5b09e4e00e3172a10f00"},
-    {file = "pyasn1-0.4.8-py2.7.egg", hash = "sha256:6e7545f1a61025a4e58bb336952c5061697da694db1cae97b116e9c46abcf7c8"},
     {file = "pyasn1-0.4.8-py2.py3-none-any.whl", hash = "sha256:39c7e2ec30515947ff4e87fb6f456dfc6e84857d34be479c9d4a4ba4bf46aa5d"},
-    {file = "pyasn1-0.4.8-py3.1.egg", hash = "sha256:78fa6da68ed2727915c4767bb386ab32cdba863caa7dbe473eaae45f9959da86"},
-    {file = "pyasn1-0.4.8-py3.2.egg", hash = "sha256:08c3c53b75eaa48d71cf8c710312316392ed40899cb34710d092e96745a358b7"},
-    {file = "pyasn1-0.4.8-py3.3.egg", hash = "sha256:03840c999ba71680a131cfaee6fab142e1ed9bbd9c693e285cc6aca0d555e576"},
-    {file = "pyasn1-0.4.8-py3.4.egg", hash = "sha256:7ab8a544af125fb704feadb008c99a88805126fb525280b2270bb25cc1d78a12"},
-    {file = "pyasn1-0.4.8-py3.5.egg", hash = "sha256:e89bf84b5437b532b0803ba5c9a5e054d21fec423a89952a74f87fa2c9b7bce2"},
-    {file = "pyasn1-0.4.8-py3.6.egg", hash = "sha256:014c0e9976956a08139dc0712ae195324a75e142284d5f87f1a87ee1b068a359"},
-    {file = "pyasn1-0.4.8-py3.7.egg", hash = "sha256:99fcc3c8d804d1bc6d9a099921e39d827026409a58f2a720dcdb89374ea0c776"},
     {file = "pyasn1-0.4.8.tar.gz", hash = "sha256:aef77c9fb94a3ac588e87841208bdec464471d9871bd5050a287cc9a475cd0ba"},
 ]
 pycodestyle = [
diff --git a/spiffworkflow-backend/keycloak/realm_exports/spiffworkflow-realm.json b/spiffworkflow-backend/keycloak/realm_exports/spiffworkflow-realm.json
index 722f1276..eab3bd96 100644
--- a/spiffworkflow-backend/keycloak/realm_exports/spiffworkflow-realm.json
+++ b/spiffworkflow-backend/keycloak/realm_exports/spiffworkflow-realm.json
@@ -3554,4 +3554,4 @@
   "clientPolicies" : {
     "policies" : [ ]
   }
-}
\ No newline at end of file
+}
diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/exceptions/api_error.py b/spiffworkflow-backend/src/spiffworkflow_backend/exceptions/api_error.py
index 886e138e..9fe08bec 100644
--- a/spiffworkflow-backend/src/spiffworkflow_backend/exceptions/api_error.py
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/exceptions/api_error.py
@@ -15,7 +15,8 @@ from flask import jsonify
 from flask import make_response
 from sentry_sdk import capture_exception
 from sentry_sdk import set_tag
-from SpiffWorkflow.exceptions import WorkflowException  # type: ignore
+from SpiffWorkflow.exceptions import SpiffWorkflowException  # type: ignore
+from SpiffWorkflow.exceptions import WorkflowException
 from SpiffWorkflow.exceptions import WorkflowTaskException
 from SpiffWorkflow.specs.base import TaskSpec  # type: ignore
 from SpiffWorkflow.task import Task  # type: ignore
@@ -136,7 +137,7 @@ class ApiError(Exception):
         cls,
         error_code: str,
         message: str,
-        exp: WorkflowException,
+        exp: SpiffWorkflowException,
     ) -> ApiError:
         """Deals with workflow exceptions.
 
@@ -145,6 +146,7 @@ class ApiError(Exception):
         we can with the data we have.
         """
         if isinstance(exp, WorkflowTaskException):
+            # Note that WorkflowDataExceptions are also WorkflowTaskExceptions
             return ApiError.from_task(
                 error_code,
                 message,
@@ -155,9 +157,10 @@ class ApiError(Exception):
                 error_line=exp.error_line,
                 task_trace=exp.task_trace,
             )
-
-        else:
+        elif isinstance(exp, WorkflowException):
             return ApiError.from_task_spec(error_code, message, exp.task_spec)
+        else:
+            return ApiError("workflow_error", str(exp))
 
 
 def set_user_sentry_context() -> None:
diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
index c9d43f92..51601115 100644
--- a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
@@ -42,7 +42,8 @@ from SpiffWorkflow.bpmn.specs.SubWorkflowTask import SubWorkflowTask  # type: ig
 from SpiffWorkflow.bpmn.workflow import BpmnWorkflow  # type: ignore
 from SpiffWorkflow.dmn.parser.BpmnDmnParser import BpmnDmnParser  # type: ignore
 from SpiffWorkflow.dmn.serializer.task_spec import BusinessRuleTaskConverter  # type: ignore
-from SpiffWorkflow.exceptions import WorkflowException  # type: ignore
+from SpiffWorkflow.exceptions import SpiffWorkflowException  # type: ignore
+from SpiffWorkflow.exceptions import WorkflowException
 from SpiffWorkflow.exceptions import WorkflowTaskException
 from SpiffWorkflow.serializer.exceptions import MissingSpecError  # type: ignore
 from SpiffWorkflow.spiff.serializer.config import SPIFF_SPEC_CONFIG  # type: ignore
@@ -603,7 +604,7 @@ class ProcessInstanceProcessor:
                     )
                 )
             except Exception as err:
-                raise (err)
+                raise err
             finally:
                 spiff_logger.setLevel(original_spiff_logger_log_level)
 
@@ -632,7 +633,7 @@ class ProcessInstanceProcessor:
     ) -> None:
         """Raise_if_no_potential_owners."""
         if not potential_owner_ids:
-            raise (NoPotentialOwnersForTaskError(message))
+            raise NoPotentialOwnersForTaskError(message)
 
     def get_potential_owner_ids_from_task(
         self, task: SpiffTask
@@ -1516,9 +1517,8 @@ class ProcessInstanceProcessor:
                 if hasattr(handler, "bulk_insert_logs"):
                     handler.bulk_insert_logs()  # type: ignore
             db.session.commit()
-
-        except WorkflowTaskException as we:
-            raise ApiError.from_workflow_exception("task_error", str(we), we) from we
+        except SpiffWorkflowException as swe:
+            raise ApiError.from_workflow_exception("task_error", str(swe), swe) from swe
 
         finally:
             if save: