Flow price: --
75f602f439782611b9408945e09cfe108ce1e7c03995e0eea3ffc7a2606d24b2

Transaction

Hash: 75f602f439782611b9408945e09cfe108ce1e7c03995e0eea3ffc7a2606d24b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75f602f439782611b9408945e09cfe108ce1e7c03995e0eea3ffc7a2606d24b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75f602f439782611b9408945e09cfe108ce1e7c03995e0eea3ffc7a2606d24b2
Status:
ERROR
Block height:
39737169
Block id:
27955328a84c5023a7d24332ce7c4accbcd590ecb5541d87efc3214b04289966
Timestamp:
Wednesday 26 October 2022 at 08:16:32 UTC
()
Proposer:
Authorizers:
Gas used:
46