Flow price: --
55da3b8b0e438fbb2363775194adddb98fc2085d8e55d41085159c55e0abda2c

Transaction

Hash: 55da3b8b0e438fbb2363775194adddb98fc2085d8e55d41085159c55e0abda2c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 55da3b8b0e438fbb2363775194adddb98fc2085d8e55d41085159c55e0abda2c: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:
55da3b8b0e438fbb2363775194adddb98fc2085d8e55d41085159c55e0abda2c
Status:
ERROR
Block height:
39861158
Block id:
503f4d7e2246b1b322798acb9889dbe3b3964334937ff647946db3a00aa6eced
Timestamp:
Friday 28 October 2022 at 10:16:43 UTC
()
Proposer:
Authorizers:
Gas used:
46