Flow price: --
66cb5cfba0570d9406639d8308d484855fa3ba99d1fa01cffa4e8828b8d45410

Transaction

Hash: 66cb5cfba0570d9406639d8308d484855fa3ba99d1fa01cffa4e8828b8d45410
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66cb5cfba0570d9406639d8308d484855fa3ba99d1fa01cffa4e8828b8d45410:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
66cb5cfba0570d9406639d8308d484855fa3ba99d1fa01cffa4e8828b8d45410
Status:
ERROR
Block height:
39864651
Block id:
4c0018d53cbd39bf2abc650b715c98d4e5d01d6d09a5b4e23d55c2951aad5a47
Timestamp:
Friday 28 October 2022 at 11:41:11 UTC
()
Proposer:
Authorizers:
Gas used:
49