Flow price: --
545ab53317efaf0d24df44e91fce0749042a5d12ddd8771d5896aa16abdbd875

Transaction

Hash: 545ab53317efaf0d24df44e91fce0749042a5d12ddd8771d5896aa16abdbd875
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 545ab53317efaf0d24df44e91fce0749042a5d12ddd8771d5896aa16abdbd875:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
545ab53317efaf0d24df44e91fce0749042a5d12ddd8771d5896aa16abdbd875
Status:
ERROR
Block height:
39973015
Block id:
acfe863556479b51f4cb099b7529065c7d2142d15afd54d8fa28104d4b3eb277
Timestamp:
Sunday 30 October 2022 at 06:58:47 UTC
()
Proposer:
Authorizers:
Gas used:
48