Flow price: --
4432a90a892f1ae8c93495cc6e61853e0bb1a64518ee19b7a27f33426f16296b

Transaction

Hash: 4432a90a892f1ae8c93495cc6e61853e0bb1a64518ee19b7a27f33426f16296b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4432a90a892f1ae8c93495cc6e61853e0bb1a64518ee19b7a27f33426f16296b: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:
4432a90a892f1ae8c93495cc6e61853e0bb1a64518ee19b7a27f33426f16296b
Status:
ERROR
Block height:
40150189
Block id:
256025e60815853e2e75d2d64b47c806a95affe2cc79872ed32bd56cb2917c51
Timestamp:
Wednesday 2 November 2022 at 06:18:54 UTC
()
Proposer:
Authorizers:
Gas used:
50