Flow price: --
ddeccd23bc875460ff865931588e1fa1c08708468c96055f6fac0a6e77c9c946

Transaction

Hash: ddeccd23bc875460ff865931588e1fa1c08708468c96055f6fac0a6e77c9c946
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ddeccd23bc875460ff865931588e1fa1c08708468c96055f6fac0a6e77c9c946:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ddeccd23bc875460ff865931588e1fa1c08708468c96055f6fac0a6e77c9c946
Status:
ERROR
Block height:
40097462
Block id:
dc47e9f52bf9466835d2dadd796269b6771437322053a361132c1f59330394e8
Timestamp:
Tuesday 1 November 2022 at 08:53:16 UTC
()
Proposer:
Authorizers:
Gas used:
46