Flow price: --
b9ca796b65e1ce79ff7c147abadd93e5e61d1cdaa349d9c7c7fa6e6a91abe578

Transaction

Hash: b9ca796b65e1ce79ff7c147abadd93e5e61d1cdaa349d9c7c7fa6e6a91abe578
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9ca796b65e1ce79ff7c147abadd93e5e61d1cdaa349d9c7c7fa6e6a91abe578:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b9ca796b65e1ce79ff7c147abadd93e5e61d1cdaa349d9c7c7fa6e6a91abe578
Status:
ERROR
Block height:
40098776
Block id:
45ba0427358bab8666981d5e02ea587dd4771d51533e6874cd312e4b9c989be5
Timestamp:
Tuesday 1 November 2022 at 09:25:34 UTC
()
Proposer:
Authorizers:
Gas used:
46