CS4 Synchronise files crash

[J***@adobeforums.com]

Working in InDesign CS4 on Windows Vista Business on a book project (.indb), when I try to synchronise styles using the book palette, the application crashes:

Problem signature:
Problem Event Name: APPCRASH
Application Name: InDesign.exe
Application Version: 6.0.1.532
Application Timestamp: 497138bd
Fault Module Name: TOC.RPLN
Fault Module Version: 6.0.0.352
Fault Module Timestamp: 48bf9d3f
Exception Code: c0000005
Exception Offset: 00003a09
OS Version: 6.0.6001.2.1.0.256.6
Locale ID: 2057
Additional Information 1: fd00
Additional Information 2: ea6f5fe8924aaa756324d57f87834160
Additional Information 3: fd00
Additional Information 4: ea6f5fe8924aaa756324d57f87834160

Any tips on what's causing this or how to avoid it?

[J***@adobeforums.com]

Pushing this back up the forum in hope of a reply...

[J***@adobeforums.com]

Any ideas anyone?

[P***@adobeforums.com]

Have you tried replacing your preferences?