Flow price: --
7b72e88bbb3b7a57b2f5ef8e75d87f59fb888fe11d616eddd843f22e2dc77ff1

Transaction

Hash: 7b72e88bbb3b7a57b2f5ef8e75d87f59fb888fe11d616eddd843f22e2dc77ff1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 7b72e88bbb3b7a57b2f5ef8e75d87f59fb888fe11d616eddd843f22e2dc77ff1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
7b72e88bbb3b7a57b2f5ef8e75d87f59fb888fe11d616eddd843f22e2dc77ff1
Status:
ERROR
Block height:
40698985
Block id:
052af481500a030337073effb379b613eca05df2a562820334b5c09021727c0d
Timestamp:
Friday 11 November 2022 at 11:34:56 UTC
()
Proposer:
Authorizers:
Gas used:
26