Possible Clues:

• Miscalculation, as one can put back clerical position
• Cold clerical office -- that's after wearing a slip
• Mistake applying home air conditioning to church office
• I can put back appearing before clergyman's office, but it's not right
• Lack of correctness
• Occupying a key position in church is error
• Slip
• I can disrupt the clergyman's office, but it's not right
• Error in a Conservative junior minister's position
• Error in invoice associated with assistant clerical post