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copied!<p>Just had the same issue. MongoDB <strong>shell version: 1.8.2</strong> on <strong>Ubuntu</strong> (EC2)</p> <blockquote> <p>> db.tweets.find();</p> <p>error:non ascii character detected</p> </blockquote> <p>Consensus is that upgrading to the latest version of MongoDB will solve the issue.</p> <p>Checked which version of MongoDB I was running by issuing the command:</p> <blockquote> <p>$ mongod --version</p> <p>db version <strong>v1.8.2</strong>, pdfile version 4.5 - Wed Oct 24 15:43:13 git version: nogitversion</p> </blockquote> <p><em>Confirm</em> if mongo is currently running:</p> <blockquote> <p>$ ps -deaf | grep <strong>mongod</strong></p> <p><strong>mongodb 15408</strong> 1 0 Jun06 ? 13:50:00 /usr/bin/mongod --config /etc/mongodb.conf</p> </blockquote> <p>To <a href="http://www.mongodb.org/display/DOCS/Starting+and+Stopping+Mongo" rel="nofollow">Shutdown MongoDB</a></p> <blockquote> <p>$ ./mongo</p> <p>> use admin</p> <p>> db.shutdownServer()</p> <p>server should be down...</p> </blockquote> <p>Then upgraded following these instructions: <a href="http://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/" rel="nofollow">How to Install MongoDB on Ubuntu</a></p> <p>Add the 10 Gen (creators of MongoDB) public key to apt-get so you trust their package:</p> <blockquote> <p>$ sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 7F0CEB10</p> <p>$ echo "deb <a href="http://downloads-distro.mongodb.org/repo/ubuntu-upstart" rel="nofollow">http://downloads-distro.mongodb.org/repo/ubuntu-upstart</a> dist 10gen" >> /etc/apt/sources.list.d/10gen.list</p> </blockquote> <p>Update your packages: </p> <blockquote> <p>$ sudo apt-get update</p> </blockquote> <p>install 10gen's MongoDB Debian/Ubuntu package:</p> <blockquote> <p>$ sudo apt-get install mongodb-10gen</p> <p>The following packages will be <strong>REMOVED</strong>: <strong>mongodb</strong></p> <p>The following <strong>NEW</strong> packages will be installed: <strong>mongodb-10gen</strong></p> </blockquote> <p><em>If you get an error</em>, try:</p> <blockquote> <p>$ apt-get autoremove</p> </blockquote> <p>Confirm that the <strong>mongodb</strong> user/group has permission to write to the data directory:</p> <blockquote> <p>$ sudo chown -R mongodb:mongodb /var/lib/mongodb/.</p> </blockquote> <p>Restart MongoDB with the command:</p> <blockquote> <p>$ mongod --fork --dbpath /var/lib/mongodb/ --smallfiles --logpath /var/log/mongodb.log --logappend</p> </blockquote> <p>Once you have the new version of MongoDB the "non ascii" character issue should be gone. :-)</p>

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