Flow price: --
8b88fa0f2b4308b12579e68c81a25302c0fd6a09cb30660f858415911f256a2b

Transaction

Hash: 8b88fa0f2b4308b12579e68c81a25302c0fd6a09cb30660f858415911f256a2b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8b88fa0f2b4308b12579e68c81a25302c0fd6a09cb30660f858415911f256a2b: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:
8b88fa0f2b4308b12579e68c81a25302c0fd6a09cb30660f858415911f256a2b
Status:
ERROR
Block height:
39870563
Block id:
223c8ccabaf58a0f8060976423de1971e2d5c5aeb8c5c17b27d51c1b62edcb67
Timestamp:
Friday 28 October 2022 at 14:03:17 UTC
()
Proposer:
Authorizers:
Gas used:
50