Flow price: --
0a921a809c8de356b085d1dde0025a925ee37e57415c3a0a2b76e110d71e93cd

Transaction

Hash: 0a921a809c8de356b085d1dde0025a925ee37e57415c3a0a2b76e110d71e93cd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0a921a809c8de356b085d1dde0025a925ee37e57415c3a0a2b76e110d71e93cd: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:
0a921a809c8de356b085d1dde0025a925ee37e57415c3a0a2b76e110d71e93cd
Status:
ERROR
Block height:
39981260
Block id:
02d8fcdbde330fa57a9f848946be97b32f232fbce9de309d62d0b4f817210a99
Timestamp:
Sunday 30 October 2022 at 10:15:26 UTC
()
Proposer:
Authorizers:
Gas used:
47