Flow price: --
3c8f00a5e0fbd1cf116bc45eccade06fd9f622e5cece51cd2f557ab3ed09b8e7

Transaction

Hash: 3c8f00a5e0fbd1cf116bc45eccade06fd9f622e5cece51cd2f557ab3ed09b8e7
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:
  --> 3c8f00a5e0fbd1cf116bc45eccade06fd9f622e5cece51cd2f557ab3ed09b8e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
3c8f00a5e0fbd1cf116bc45eccade06fd9f622e5cece51cd2f557ab3ed09b8e7
Status:
ERROR
Block height:
41375553
Block id:
4044e60a1f7210c35624ee84c519cfd73ef17aa31bed2c00db73ccfb8e157110
Timestamp:
Tuesday 22 November 2022 at 13:27:30 UTC
()
Proposer:
Authorizers:
Gas used:
25