Flow price: --
352da895f064b0fb3ecdee9577f473e0c15d9c9232fed9d7d0a6fce6ac0160f5

Transaction

Hash: 352da895f064b0fb3ecdee9577f473e0c15d9c9232fed9d7d0a6fce6ac0160f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 352da895f064b0fb3ecdee9577f473e0c15d9c9232fed9d7d0a6fce6ac0160f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
352da895f064b0fb3ecdee9577f473e0c15d9c9232fed9d7d0a6fce6ac0160f5
Status:
ERROR
Block height:
40137898
Block id:
34f087949b9f2d39bfd109753964472d645cef9a88eeb2d04daa1211e5067391
Timestamp:
Wednesday 2 November 2022 at 01:19:23 UTC
()
Proposer:
Authorizers:
Gas used:
47