Flow price: --
97154e23b950976e2bdc7099b3f9c50529cb997cf0b09ad26b4fe4e974413483

Transaction

Hash: 97154e23b950976e2bdc7099b3f9c50529cb997cf0b09ad26b4fe4e974413483
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 97154e23b950976e2bdc7099b3f9c50529cb997cf0b09ad26b4fe4e974413483:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
97154e23b950976e2bdc7099b3f9c50529cb997cf0b09ad26b4fe4e974413483
Status:
ERROR
Block height:
39931286
Block id:
6f67d110fbc0cd0efde2ec01aaf470d1b1c3ecfaf52e668820574bbca02a5693
Timestamp:
Saturday 29 October 2022 at 14:20:22 UTC
()
Proposer:
Authorizers:
Gas used:
46