Flow price: --
02b5eee7ae3a3edc9e3172ca21e444c0b26664395d6a98c0dda5d9f753409723

Transaction

Hash: 02b5eee7ae3a3edc9e3172ca21e444c0b26664395d6a98c0dda5d9f753409723
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 02b5eee7ae3a3edc9e3172ca21e444c0b26664395d6a98c0dda5d9f753409723:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
02b5eee7ae3a3edc9e3172ca21e444c0b26664395d6a98c0dda5d9f753409723
Status:
ERROR
Block height:
39920295
Block id:
4faeb40292c7d5322fba581ff3c35715e3dc08c736723404b17b708cdaa6e5f2
Timestamp:
Saturday 29 October 2022 at 09:53:42 UTC
()
Proposer:
Authorizers:
Gas used:
47