Flow price: --
059a86f2c448bf0b0374c44e9f321a9f104b59823df3237816c471c578dbb563

Transaction

Hash: 059a86f2c448bf0b0374c44e9f321a9f104b59823df3237816c471c578dbb563
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 059a86f2c448bf0b0374c44e9f321a9f104b59823df3237816c471c578dbb563:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
059a86f2c448bf0b0374c44e9f321a9f104b59823df3237816c471c578dbb563
Status:
ERROR
Block height:
39935267
Block id:
c2ce51e10e86befefca62f86f191e867c7a2903be568212cf4680d8aa758ab7a
Timestamp:
Saturday 29 October 2022 at 15:57:31 UTC
()
Proposer:
Authorizers:
Gas used:
46