1. A job processing system for causing a job processing unit to execute a job, the system comprising: a selection unit configured to enable a user to select one of (a) executing, in a case where a plurality of processes instructed by a job include a process that cannot be executed by the job processing unit, the job without executing the process that cannot be executed by the job processing unit, and (b) executing, in a case where a plurality of processes instructed by a job include a process that cannot be executed by the job processing unit, the job after another job; a confirmation unit configured to analyze an input job that instructs an execution of a plurality of processes using an XML language and confirm whether or not the plurality of processes instructed by the input job can be executed by the job processing unit; and a control unit configured to: in a case where the plurality of processes instructed by the input job includes the process that cannot be executed by the job processing unit and executing a job without executing a process that cannot be executed by the job processing unit is selected by the selection unit, cause the job processing unit to execute the process that can be executed by the job processing unit without executing the process that cannot be executed by the job processing unit, and in a case where the plurality of processes instructed by the input job includes the process that cannot be executed by the job processing unit and executing a job after another job is selected by the selection unit, change the order of the input job and other job.