Flow price: --
adbc7599a40a48cb0fdccc107b443b0acf3024c108cdcfc225328202590b38b2

Transaction

Hash: adbc7599a40a48cb0fdccc107b443b0acf3024c108cdcfc225328202590b38b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> adbc7599a40a48cb0fdccc107b443b0acf3024c108cdcfc225328202590b38b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
adbc7599a40a48cb0fdccc107b443b0acf3024c108cdcfc225328202590b38b2
Status:
ERROR
Block height:
39850670
Block id:
622b498bf2b1c0494e0519238c79e41a66d13aa9d57cab59e460d11bf7b35157
Timestamp:
Friday 28 October 2022 at 06:01:50 UTC
()
Proposer:
Authorizers:
Gas used:
50