Narrative:

Aircraft was given a descent from FL290 to FL200. He stopped his descent at FL244 for 1 minute 45 seconds and went into another controller's airspace.

Google
 

Original NASA ASRS Text

Title: ZOB controller described uncoordinated entry into another controller's airspace because of pilot's failure to descend as cleared/expected.

Narrative: Aircraft was given a descent from FL290 to FL200. He stopped his descent at FL244 for 1 minute 45 seconds and went into another Controller's airspace.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.