This guide gives you some handy hints to upgrade from an archiva 1.0.x instance to a version 1.1.x.
It also describes where settings in archiva 1.0.x are stored in archiva 1.1.x, which ones have to be kept, updated or removed...

How to Upgrade

See also: http://archiva.apache.org/docs/1.1.2/adminguide/standalone.html#Upgrading%20Archiva^{Image Removed} (replace 1.1.2 in that link with the version number you are upgrading to)

Many things have improved, and the upgrade to 1.1+ will fix a timeout issue if a remote proxy doesn't reply. See release notes for details.

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Keep your repositories content ({{${archiva.base}/data/repositories/*) and delete the .index directories of your respective managed repositories (if they exist- see previous section), and execute the repository and database scanners after starting Archiva.

Here are the steps:

1. Compress the (old archiva version)/data dir and extract it into the {{${archiva.base}/data dir.
2. Delete the new {{${archiva.base}/data/archiva/database dir (that you copied)
3. Search for *.index directories under {{${archiva.base}/data and remove any you find. In *nix this can be done like:

cd {{$\{archiva.base\}/data
find . -name "*.index"
(make sure it only finds those that you want to delete)
find . -name "*.index" -exec rm -rf {} \;

Repositories

Keep your repositories content ({{${archiva.base}/data/repositories/*/) and delete the .index directories of your respective managed repositories (if they exist- see previous section), and 4. Go to archiva and click on these to execute the repository and database scanners after starting Archiva.To do this (note: this may be overkill):

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