I have encountered this issue at least two times. Before upgrading from
6.2 to 6.4, AEM62 need to get updated to SP1 CFP15.So, install SP1-CFP15
on 6.2 before upgrading to 6.4
Follow what berliant outlined.Think of it as 3 main operations that
need to be done in order:1) Unpack the 6.4 or 6.5 jar file over the CQ
5.6 instance. So place that alongside the cq5.6 jar and unpack.java
-Xmx4096m -jar cq-quickstart-6.4.0.jar -unpack2) Perform repository /
segmentstore migration -- this is where we make the jump from crx2 used
in cq5.6 to oak-segment-tar used in aem 6.4 or 6.5.java -Xmx4096m -jar
cq-quickstart-6.4.0.jar -v -x crx2oak -xargs -- --load-profile
segment-fds3) Pe...