diff --git a/app/blueprints/api/tasks/handlers.py b/app/blueprints/api/tasks/handlers.py
index 4243fa9..d25215a 100644
--- a/app/blueprints/api/tasks/handlers.py
+++ b/app/blueprints/api/tasks/handlers.py
@@ -7,21 +7,15 @@ def success_state(task_id):
     task.status = "SUCCESS"
     task.status_message = "задача выполнена успешно"
 
-    db.session.commit()
-
 def failure_state(task_id, exception):
     task = Task.query.get(task_id)
 
     task.status = "FAILURE"
     task.status_message = f"произошла ошибка {str(exception)}"
 
-    db.session.commit()
-
 def run_state(task_id, task_record_id):
     task = Task.query.get(task_record_id)
 
     task.task_id = task_id
     task.status = "RUNNING"
-    task.status_message = "задача запущена"
-
-    db.session.commit()
\ No newline at end of file
+    task.status_message = "задача запущена"
\ No newline at end of file
diff --git a/app/blueprints/api/tasks/tasks.py b/app/blueprints/api/tasks/tasks.py
index 4940298..27a2735 100644
--- a/app/blueprints/api/tasks/tasks.py
+++ b/app/blueprints/api/tasks/tasks.py
@@ -3,6 +3,7 @@ import time
 
 from celery import shared_task
 import asyncio
+from loguru import logger
 from telethon.tl.types import UserStatusOnline, UserStatusOffline, UserStatusRecently
 
 from app.models.user import User
@@ -38,11 +39,14 @@ def add_to_group_task(self, task_id: int):
         )
     
     except Exception as e:
+        logger.exception(e)
         failure_state(task_id, e)
-        raise e
     
     else:
         success_state(task_id)
+    
+    finally:
+        db.session.commit()
 
 @shared_task(bind=True)
 def parse_users_task(self, task_id: int):
diff --git a/app/models/user.py b/app/models/user.py
index ea9356b..85acfb9 100644
--- a/app/models/user.py
+++ b/app/models/user.py
@@ -1,4 +1,4 @@
-from sqlalchemy import Integer
+from sqlalchemy import Integer, null
 from sqlalchemy.schema import (
     Column,
     ForeignKey,
@@ -15,6 +15,8 @@ class User(db.Model):
     phone: Mapped[str] = mapped_column(nullable=True)
     username: Mapped[str] = mapped_column(nullable=True)
     
+    delete: Mapped[bool] = mapped_column(default="false")
+    
     collection_id = Column(Integer, ForeignKey("collection.id"))
     collection: Mapped["Collection"] = relationship("Collection", back_populates="users")
     
diff --git a/migrations/versions/65ccd5b1039b_delete_flag_for_users.py b/migrations/versions/65ccd5b1039b_delete_flag_for_users.py
new file mode 100644
index 0000000..bc1ce96
--- /dev/null
+++ b/migrations/versions/65ccd5b1039b_delete_flag_for_users.py
@@ -0,0 +1,32 @@
+"""Delete flag for users
+
+Revision ID: 65ccd5b1039b
+Revises: 11ed77b4dbe8
+Create Date: 2024-03-13 16:48:13.991684
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '65ccd5b1039b'
+down_revision = '11ed77b4dbe8'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('delete', sa.Boolean(), nullable=False, server_default="false"))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.drop_column('delete')
+
+    # ### end Alembic commands ###
diff --git a/paper/parser.py b/paper/parser.py
index 5f3589f..1eec34d 100644
--- a/paper/parser.py
+++ b/paper/parser.py
@@ -22,7 +22,7 @@ class PaperParser:
 
         if group_participants:
             participants_usernames = [participant.username for participant in group_participants if participant.username]
-            users = filter(lambda user: user.username not in participants_usernames, users)
+            users = filter(lambda user: user.username not in participants_usernames and not user.delete, users)
 
         for user in users:
             try:
@@ -32,8 +32,8 @@ class PaperParser:
                 await self.client.invite_user(user, group)
 
             except (UserPrivacyException, IgnoreException):
-                self.users_to_delete.append(user)
-                logger.warning("Exception occurred. Skipping user...")
+                logger.warning(f"Exception occurred. Marking {user.username} for deletion...")
+                user.delete = True
             
             finally:
                 if not task.is_aborted():