<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div class="" style="">Hi, just started trying starcluster. I was running the most simple 'mycluster' example, but got an error. Could you help? Thanks!</div><div class="" style=""><br class="" style=""></div><div style="background-color: transparent;" class="">$ starcluster start mycluster</div><div style="background-color: transparent;" class="">StarCluster - (http://star.mit.edu/cluster) (v. 0.95.5)</div><div style="background-color: transparent;" class="">Software Tools for Academics and Researchers (STAR)</div><div style="background-color: transparent;" class="">Please submit bug reports to starcluster@mit.edu</div><div style="background-color: transparent;" class=""><br class="" style=""></div><div style="background-color: transparent;" class="">*** WARNING - Setting
 'AWS_SECRET_ACCESS_KEY' from environment...</div><div style="background-color: transparent;" class="">*** WARNING - Setting 'AWS_ACCESS_KEY_ID' from environment...</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Using default cluster template: smallcluster</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Validating cluster template settings...</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Cluster template settings are valid</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Starting cluster...</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Launching a 2-node cluster...</div><div style="background-color: transparent;" class="">&gt;&gt;&gt; Creating security group @sc-mycluster...</div><div style="background-color: transparent;" class="">!!! ERROR - InvalidBlockDeviceMapping: the encrypted flag cannot be specified since device /dev/sda1 has a
 snapshot specified.</div><div style="background-color: transparent;" class="">Traceback (most recent call last):</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cli.py", line 274, in main</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; sc.execute(args)</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/commands/start.py", line 244, in execute</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; validate_running=validate_running)</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cluster.py", line 1628, in start</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; return
 self._start(create=create, create_only=create_only)</div><div style="background-color: transparent;" class="">&nbsp; File "&lt;string&gt;", line 2, in _start</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/utils.py", line 112, in wrap_f</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; res = func(*arg, **kargs)</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cluster.py", line 1643, in _start</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; self.create_cluster()</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cluster.py", line 1163, in create_cluster</div><div style="background-color: transparent;"
 class="">&nbsp; &nbsp; self._create_flat_rate_cluster()</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cluster.py", line 1185, in _create_flat_rate_cluster</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; force_flat=True)[0]</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/cluster.py", line 966, in create_nodes</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; resvs.append(self.ec2.request_instances(image_id, **kwargs))</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/awsutils.py", line 523, in request_instances</div><div style="background-color: transparent;" class="">&nbsp; &nbsp;
 **shared_kwargs)</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/StarCluster-0.95.5-py2.7.egg/starcluster/awsutils.py", line 624, in run_instances</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; return self.conn.run_instances(image_id, **kwargs)</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/boto-2.34.0-py2.7.egg/boto/ec2/connection.py", line 974, in run_instances</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; verb='POST')</div><div style="background-color: transparent;" class="">&nbsp; File "/usr/local/lib/python2.7/dist-packages/boto-2.34.0-py2.7.egg/boto/connection.py", line 1204, in get_object</div><div style="background-color: transparent;" class="">&nbsp; &nbsp; raise self.ResponseError(response.status, response.reason, body)</div><div style="background-color: transparent;"
 class="">EC2ResponseError: EC2ResponseError: 400 Bad Request</div><div style="background-color: transparent;" class="">&lt;?xml version="1.0" encoding="UTF-8"?&gt;</div><div style="background-color: transparent;" class="">&lt;Response&gt;&lt;Errors&gt;&lt;Error&gt;&lt;Code&gt;InvalidBlockDeviceMapping&lt;/Code&gt;&lt;Message&gt;the encrypted flag cannot be specified since device /dev/sda1 has a snapshot specified.&lt;/Message&gt;&lt;/Error&gt;&lt;/Errors&gt;&lt;RequestID&gt;4d93f6fb-bcda-47bf-aef5-e2bf946ad2a2&lt;/RequestID&gt;&lt;/Response&gt;</div><div class="" style=""><br class="" style=""></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal; background-color: transparent;" class=""><br class="" style=""></div></div></body></html>