Flow price: --
e42e8e73eba925cdb3989542f5c94154fe57898054eb8b80a19e1a519e0a42aa

Transaction

Hash: e42e8e73eba925cdb3989542f5c94154fe57898054eb8b80a19e1a519e0a42aa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e42e8e73eba925cdb3989542f5c94154fe57898054eb8b80a19e1a519e0a42aa: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:
e42e8e73eba925cdb3989542f5c94154fe57898054eb8b80a19e1a519e0a42aa
Status:
ERROR
Block height:
39936747
Block id:
f3154b46e98c0637f90355d031e72801a7228fdb2869b863c56970ccc08bf92b
Timestamp:
Saturday 29 October 2022 at 16:33:26 UTC
()
Proposer:
Authorizers:
Gas used:
47