Try each of the following steps in order until the issue is resolved:
  1. In the Windows Control Panel, Open Scheduled Tasks
  2. Open the scheduled task for EE/RE Integration
  3. Remove brackets from the following path in the Task Scheduler:
    "C:\Program Files\Blackbaud\The Financial Edge\EEREIntegration.exe" /p[database number] /n[serial number] /s
    For Example: "C:\Program Files\Blackbaud\The Financial Edge\EEREIntegration.exe" /p1 /nWGLASA00000 /s
  4. Make sure spaces are entered before /p, /n and /s
    "C:\Program Files\Blackbaud\The Financial Edge\EEREIntegration.exe"/p[database number]/n[serial number]/s
    For Example: "C:\Program Files\Blackbaud\The Financial Edge\EEREIntegration.exe" /p[database number] /n[serial number] /s
OR
  1. Open the Scheduled Task
  2. In the Enter the user name field, enter the network user name of the individual responsible for synchronizing data.  Make sure this user has local admin rights.
    Note: Blackbaud recommends creating a separate user account on your network for processing the Microsoft Scheduled Task Wizard for your Raiser's Edge and education software synchronized data.  
  3. Enter the password for your network user account for processing the Scheduled Task Wizard in the Enter the password field
  4. Confirm the password for your network user account for processing the Scheduled Task Wizard in the Confirm password field
Also review How to schedule synchronization to happen automatically between The Education Edge and The Raiser's Edge (BB211850)