Flow price: --
22b54ce9910d08dc9e98a2a71bd562ad2423513406a21f4f719b0436b44d019f

Transaction

Hash: 22b54ce9910d08dc9e98a2a71bd562ad2423513406a21f4f719b0436b44d019f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 22b54ce9910d08dc9e98a2a71bd562ad2423513406a21f4f719b0436b44d019f: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:
22b54ce9910d08dc9e98a2a71bd562ad2423513406a21f4f719b0436b44d019f
Status:
ERROR
Block height:
40156224
Block id:
29f69fa4431b0b8e7bf0c16929d8944e6337399ea5da8655a7e884c16bbe72bc
Timestamp:
Wednesday 2 November 2022 at 08:46:33 UTC
()
Proposer:
Authorizers:
Gas used:
50