Flow price: --
b28a7a00e5404736db9dab0cd6ef8bed78463c40b5a250f233dcf6f677917a0b

Transaction

Hash: b28a7a00e5404736db9dab0cd6ef8bed78463c40b5a250f233dcf6f677917a0b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b28a7a00e5404736db9dab0cd6ef8bed78463c40b5a250f233dcf6f677917a0b: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:
b28a7a00e5404736db9dab0cd6ef8bed78463c40b5a250f233dcf6f677917a0b
Status:
ERROR
Block height:
40027235
Block id:
c56359fa30d47078cdf02b682e280f377d095dda18139ae35266cce6333768e5
Timestamp:
Monday 31 October 2022 at 04:35:55 UTC
()
Proposer:
Authorizers:
Gas used:
53