Flow price: --
8e76679303b3ae642ed8a9be993e5816af61aa273fc0e529a436ce51aa0c44a2

Transaction

Hash: 8e76679303b3ae642ed8a9be993e5816af61aa273fc0e529a436ce51aa0c44a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8e76679303b3ae642ed8a9be993e5816af61aa273fc0e529a436ce51aa0c44a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8e76679303b3ae642ed8a9be993e5816af61aa273fc0e529a436ce51aa0c44a2
Status:
ERROR
Block height:
39964737
Block id:
9039fd4d083e28d2da54dbf872bf6f5d2f44de5f0e08dae685fb9846baa483ee
Timestamp:
Sunday 30 October 2022 at 03:39:03 UTC
()
Proposer:
Authorizers:
Gas used:
51