Flow price: --
bc23798b2fb654cade92c14ba5f60b4e452d865102168a98d9632a0c24943030

Transaction

Hash: bc23798b2fb654cade92c14ba5f60b4e452d865102168a98d9632a0c24943030
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bc23798b2fb654cade92c14ba5f60b4e452d865102168a98d9632a0c24943030:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bc23798b2fb654cade92c14ba5f60b4e452d865102168a98d9632a0c24943030
Status:
ERROR
Block height:
40049304
Block id:
43a0517a87169d62e882558f07612f8cc06a508d64da62eda0faccf5cb409dcb
Timestamp:
Monday 31 October 2022 at 13:29:18 UTC
()
Proposer:
Authorizers:
Gas used:
50