[Bug Report]: Create Event Mutation not working as Expected

[sandeep-v1404]

Describe the bug

• createEvent mutation when triggered throws errors, but still creates event.

To Reproduce
Steps to reproduce the behavior:

1. npm start
2. create user
3. create org
4. create event

Expected behavior

• User who created or joined an organization can create event without errors.
• Appropriate Error messages should appear.

Actual behavior

• Creator of an organization while creates an event, the mutation throws errors, but still creates event.
• User, who is not a part of an organization while creates an event, the mutation throws errors, but still creates event.
• Similar issue with user who joined organization
• Appropriate Error messages are not being shown.

Screenshots
If applicable, add screenshots to help explain your problem.

1. createEvent mutation

2.events query

Additional details

• I would like to work on this issue.

[palisadoes]

Please include appropriate tests as part of the PR.