A NoMethodError occurred in stickers#pay:

 undefined method `name' for nil:NilClass
 app/models/m_transaction.rb:137:in `purchase'


-------------------------------
Request:
-------------------------------

 * URL        : https://www.bikelink.org/stickers/pay
 * HTTP Method: POST
 * IP address : 166.198.34.50
 * Parameters : {"authenticity_token"=>"kX0O/N9HSejrxw2QfANj3i6IvmtESSMd+X9YM6q2wY69gZLI0AQbggtBIUICKqxEpVzHLEw+5oyqeJvORzmEww==", "m_transaction"=>{"person_attributes"=>{"id"=>"41287", "street_address"=>"1129 Portland Ave", "apartment_number"=>"", "city"=>"Albany", "postal_code"=>"94706", "country_id"=>"231"}, "first_name"=>"Max", "last_name"=>"Klein", "street_address"=>"1129 Portland Ave", "city"=>"ALBANY", "postal_code"=>"94706", "country_id"=>"231"}, "payment_method_nonce"=>"tokencc_bd_r2gr78_pzdmv8_sgcd9b_9vbc24_5dy", "device_data"=>"{\"device_session_id\":\"837669087d209a966f5b526e8000903c\"}", "controller"=>"stickers", "action"=>"pay"}
 * Timestamp  : 2023-05-25 16:22:31 UTC
 * Server : www-7.internal.bikelink.org
   * Rails root : /var/www/bikelink
 * Process: 23767

-------------------------------
Session:
-------------------------------

 * session id: [FILTERED]
 * data: {"session_id"=>"206e95b8342a9154a98c9812ce85663e",
  "warden.user.person.key"=>[[41287], "UTqKqBJYiuyf6zeJgnMc"],
  "_csrf_token"=>"+nhUlT90R82qJtnBlAhtJVrr1s8AkfVvvKQ1JfxgUNA="}

-------------------------------
Backtrace:
-------------------------------

 app/models/m_transaction.rb:137:in `purchase'
 app/models/m_transaction.rb:249:in `purchase_stickers'
 app/controllers/stickers_controller.rb:39:in `pay'
 app/controllers/application_controller.rb:44:in `process_action'