Unable to start Caldera #3196
Description
I've followed the installation instructions for Docker but can't seem to get the Caldera installation working.
I get this when I run it:
docker run -it -p 8888:8888 caldera
2025-08-16 14:51:29 INFO Creating new secure config in conf/local.yml config_generator.py:55 INFO config_generator.py:30 Log into Caldera with the following admin credentials:
Red:
USERNAME: red
PASSWORD: gFRMQB1lTUf15x87enT3rBZl35lsxUlbR93_keIOirQ
API_TOKEN: c-MwV8VRS8KaNd2BotUO2BwRjJjTMjsm-nGDga63eFY
Blue:
USERNAME: blue
PASSWORD: gNrofDISBBOYIbSU8RDepZ76z3VQymsNw77gl1ej_jM
API_TOKEN: -sz5waCfF8enyawaR_Sfdz3cqUVCnUHR07h0HT3WwoI
To modify these values, edit the conf/local.yml file.
INFO Using main config from conf/local.yml server.py:228 INFO Invalid Github Gist personal API token provided. Gist C2 contact will not be started. contact_gist.py:70 INFO Generating temporary SSH private key. Was unable to use provided SSH private key tunnel_ssh.py:26 INFO Enabled plugin: response app_svc.py:131 ERROR Error importing plugin=builder, No module named 'docker' c_plugin.py:91 ERROR Error loading plugin=builder, 'NoneType' object has no attribute 'description' c_plugin.py:59 INFO Enabled plugin: training app_svc.py:131 INFO Enabled plugin: magma app_svc.py:131 INFO Enabled plugin: manx app_svc.py:131 INFO Enabled plugin: stockpile app_svc.py:1312025-08-16 14:51:34 INFO Enabled plugin: atomic app_svc.py:131 INFO Enabled plugin: debrief app_svc.py:131 INFO Enabled plugin: compass app_svc.py:131 INFO Enabled plugin: access app_svc.py:131 INFO Enabled plugin: fieldmanual app_svc.py:131 INFO Enabled plugin: sandcat app_svc.py:131 INFO Creating SSH listener on 0.0.0.0, port 8022 logging.py:102 INFO serving on 0.0.0.0:2222 server.py:741 WARNING Unable to properly load .donut for payload plugins.stockpile.app.donut.donut_handler due to failed import data_svc.py:436 WARNING upx does not meet the minimum version of 0.0.0. Upx is an optional dependency which adds more functionality. app_svc.py:1862025-08-16 14:51:41 WARNING Ability referenced in adversary ef4d997c-a0d1-4067-9efa-87c58682db71 but not found: 854e480af3b5e2946bb3ae44916e951a c_adversary.py:902025-08-16 14:51:42 INFO All systems ready. server.py:104
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2025-08-16 14:51:46 INFO Docs built successfully.
Note that I am trying to run it on a cloud server.
Thanks in advance.