Flow price: --
cd85bd7b7052a5647071a6e891e7782b5f96445f5fcad6e765e0329e19dc098f

Transaction

Hash: cd85bd7b7052a5647071a6e891e7782b5f96445f5fcad6e765e0329e19dc098f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cd85bd7b7052a5647071a6e891e7782b5f96445f5fcad6e765e0329e19dc098f: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:
cd85bd7b7052a5647071a6e891e7782b5f96445f5fcad6e765e0329e19dc098f
Status:
ERROR
Block height:
39802275
Block id:
8951a5350ef9531fc1d4746479f38a1aa10748445c65fdc4b8310146dc788de2
Timestamp:
Thursday 27 October 2022 at 10:29:42 UTC
()
Proposer:
Authorizers:
Gas used:
48