Flow price: --
75af7523083a07f93663b8f9a4674ccae832982dc61aabf25aae151cf4dae4a2

Transaction

Hash: 75af7523083a07f93663b8f9a4674ccae832982dc61aabf25aae151cf4dae4a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75af7523083a07f93663b8f9a4674ccae832982dc61aabf25aae151cf4dae4a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75af7523083a07f93663b8f9a4674ccae832982dc61aabf25aae151cf4dae4a2
Status:
ERROR
Block height:
39975896
Block id:
4ddd4e04a15ae1ec174a81fedc1fe6dc034aeb3cd39da661e46104a55e4eb978
Timestamp:
Sunday 30 October 2022 at 08:07:30 UTC
()
Proposer:
Authorizers:
Gas used:
46