Flow price: --
8f6bcb05248ea40945973aea29f960ccf9a2c88eebe41956eee3f293cabb302e

Transaction

Hash: 8f6bcb05248ea40945973aea29f960ccf9a2c88eebe41956eee3f293cabb302e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f6bcb05248ea40945973aea29f960ccf9a2c88eebe41956eee3f293cabb302e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8f6bcb05248ea40945973aea29f960ccf9a2c88eebe41956eee3f293cabb302e
Status:
ERROR
Block height:
40104507
Block id:
7be63951e9ec9bef4e80460175fede70208abd107fe25ed7ec23701c48a560b0
Timestamp:
Tuesday 1 November 2022 at 11:44:37 UTC
()
Proposer:
Authorizers:
Gas used:
50