Flow price: --
818ee7acdfe4236ca223f849cb890e99d8accc369c4539bcdef84943b4c0a94a

Transaction

Hash: 818ee7acdfe4236ca223f849cb890e99d8accc369c4539bcdef84943b4c0a94a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 818ee7acdfe4236ca223f849cb890e99d8accc369c4539bcdef84943b4c0a94a: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:
818ee7acdfe4236ca223f849cb890e99d8accc369c4539bcdef84943b4c0a94a
Status:
ERROR
Block height:
40080471
Block id:
9667bdd3112b09ebcd34fa2fb636fe958633a24c0b765697b5d4d6e2f5243839
Timestamp:
Tuesday 1 November 2022 at 01:59:04 UTC
()
Proposer:
Authorizers:
Gas used:
49