Flow price: --
e2c3b1fab882fa833d23c78bbc8b19d4e6baf9245598a6d9998852e87fdda893

Transaction

Hash: e2c3b1fab882fa833d23c78bbc8b19d4e6baf9245598a6d9998852e87fdda893
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e2c3b1fab882fa833d23c78bbc8b19d4e6baf9245598a6d9998852e87fdda893:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e2c3b1fab882fa833d23c78bbc8b19d4e6baf9245598a6d9998852e87fdda893
Status:
ERROR
Block height:
39777570
Block id:
80e159d2bdee3c345576430120a431ff8fb2f0bd4d161cef117061fee9db1445
Timestamp:
Thursday 27 October 2022 at 00:32:42 UTC
()
Proposer:
Authorizers:
Gas used:
46