Hello Galaxy team !

I have e strange problem whith my Galaxy trackster visualization . While viewing bookmarked regions in my visualisation the whole  
Galaxy process crashed and needed to be restarted, mainly when I use Chrome browser.
 
Above the Paster.log :

xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1183972&high=1185154&mode=Auto&resolution=2.954022988505747&dataset_id=f4b17be90d9b3c9d&hda_ldda=hda&filter_cols=%5B%22Score%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1182790&high=1183972&mode=Auto&resolution=2.954022988505747&dataset_id=ec90add676cb0cce&hda_ldda=hda&filter_cols=%5B%22Mapping+Quality%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1181609&high=1182791&mode=Auto&resolution=2.954022988505747&dataset_id=ec90add676cb0cce&hda_ldda=hda&filter_cols=%5B%22Mapping+Quality%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1183972&high=1185154&mode=Auto&resolution=2.954022988505747&dataset_id=ec90add676cb0cce&hda_ldda=hda&filter_cols=%5B%22Mapping+Quality%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1180427&high=1181609&mode=Auto&resolution=2.954022988505747&dataset_id=cc26e7b927e75a3d&hda_ldda=hda&filter_cols=%5B%22Score%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1181609&high=1182791&mode=Auto&resolution=2.954022988505747&dataset_id=cc26e7b927e75a3d&hda_ldda=hda&filter_cols=%5B%22Score%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4)
AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:36 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=1182790&high=1183972&mode=Auto&resolution=2.954022988505747&dataset_id=cc26e7b927e75a3d&hda_ldda=hda&filter_cols=%5B%22Score%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"
xxx.xxx.xx.xxx, xxx.xx.xx.x - - [12/Jul/2012:12:56:37 +0200] "GET /galaxy/tracks/data?chrom=chr19&low=814128&high=815310&mode=Auto&resolution=2.954022988505747&dataset_id=7710e7c5028b7c3b&hda_ldda=hda&filter_cols=%5B%22Score%22%5D HTTP/1.1" 200 - "http://xxx.xxx.com/galaxy/u/amine/v/rna-seq-analysis-tophats-output" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11"

PostgreSQL saw the crach :

2012-07-12 12:56:40 CEST LOG:  could not receive data from client: Connection reset by peer
2012-07-12 12:56:40 CEST LOG:  unexpected EOF on client connection
2012-07-12 12:56:40 CEST LOG:  unexpected EOF on client connection
2012-07-12 12:56:40 CEST LOG:  disconnection: session time: 0:00:46.907 user=user database=database host=server port=33106
2012-07-12 12:56:40 CEST LOG:  unexpected EOF on client connection
2012-07-12 12:56:40 CEST LOG:  unexpected EOF on client connection
2012-07-12 12:56:40 CEST LOG:  unexpected EOF on client connection
2012-07-12 12:56:40 CEST LOG:  disconnection: session time: 0:03:45.206 user=user database=database host=server port=42867
2012-07-12 12:56:40 CEST LOG:  disconnection: session time: 0:06:43.257 user=user database=database host=server port=56383
2012-07-12 12:56:40 CEST LOG:  disconnection: session time: 0:04:22.120 user=user database=database host=server port=42663
2012-07-12 12:56:40 CEST LOG:  disconnection: session time: 0:04:22.596 user=user database=database host=server port=42656


Thanks
Amine