Flow price: --
5150de38f69f51ccdd5ac4093f1937c70594a64e2c5b5d4abf0202ecb09db1c3

Transaction

Hash: 5150de38f69f51ccdd5ac4093f1937c70594a64e2c5b5d4abf0202ecb09db1c3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5150de38f69f51ccdd5ac4093f1937c70594a64e2c5b5d4abf0202ecb09db1c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5150de38f69f51ccdd5ac4093f1937c70594a64e2c5b5d4abf0202ecb09db1c3
Status:
ERROR
Block height:
39849708
Block id:
71bd01f7cd9e0b732f1eacd5fb199a1443119085ca1357beb73e35f76a6931cd
Timestamp:
Friday 28 October 2022 at 05:38:20 UTC
()
Proposer:
Authorizers:
Gas used:
46