If you try to SSH from the RCE to Cannon, you will receive an error: [firstname.lastname@example.org ~]$ ssh email@example.com no matching mac found: client firstname.lastname@example.org,hmac-sha1,hmac-ripemd160 server email@example.com,firstname.lastname@example.org,email@example.com,hmac-sha2-512,hmac-sha2-256,firstname.lastname@example.org
To avoid this error, you must initiate the SSH (or scp/sftp) command from FAS RC Cannon, to the IQSS HMDC RCE: [jharvard@boslogin02 ~]$ ssh email@example.com Password...
Some users have reported difficulties transferring multiple files to the RCE. This is because for security reasons, the RCE systems are set up to block users who log in too often from outside of Harvard. File transfer programs log in each time a new set of files is sent, so they sometimes trigger this block. This situation is easily remedied by logging into the Harvard VPN before transferring files. This happens for all file transfer software, including Filezilla, Cyberduck, and CLI commands such as scp and sftp. The one thing it does not apply to is mounting a... Read more about Use VPN for Filezilla, scp, and all file transfer software
Support for geospatial R packages on the RCE is currently shaky at best. There are work-arounds, but they can be error-prone and are easy to break. You may wish to use another system for your geospatial work in R for the time being. Read on if you wish to try some work-arounds in order to install and run rgdal and other geospatial R packges on the RCE.
The basic issue The system GDAL library is too old, but cannot be updated beause other software depends on it. As a work-around we compiled GDAL 2.1.1 and made it available at
When launching Jupyter Notebook from Anaconda Navigator, you will receive an error if you already have a Firefox browser session running in the RCE. This will prevent Firefox from starting, but your Jupter Notebook session will still be running.
We uncovered a Stata bug where the application will overwrite output with zero byte content when you reach maximum quota. Please be aware of your quota status and expected output size before running a Stata job. HMDC has submitted a bug report to Stata and their developers are working on a fix.