Welcome to the new DiscussCESM forum!
We are still working on the website migration, so you may experience downtime during this process.

Existing users, please reset your password before logging in here: https://xenforo.cgd.ucar.edu/cesm/index.php?lost-password/


  1. Zhibo Li

    Case run error: rtmini ERROR no downstream ocean cell

    Hello, DiscussCESM I'm a Ph.D student at Peking University, and I'm doing some research in geological deep-time paleoclimate by CESM1.2.2. I revised the land_sea mask, elevation, and kmt (in ocean) before I build the run. But, no matter how I try to make runoff downstream (resolution at...
  2. Bellanita

    cesm1.2.2 test build problem

    Hello, I'm a new user. I got some problems when performing ./test.build. All my command are as follows. cd cesm1_2_2/scripts ./create_newcase -case test -res f19_g16 -compset X -mach bella cd test ./cesm_setup ./test.build Then I got errors...
  3. W

    segmentation fault in xtpv of tp_core.F90

    Hello everyone, I frequently encounter below errors on some of my slightly customized CESM 1.2.2 runs. The same errors persist every tens if not several model years, even though I switched to almost default settings with minor changes in co2 mixing ratio etc. Does anyone have clues of possible...
  4. S

    Malloc error

    Hi, I have installed cesm1.2.2 and am trying to run the B1850 compsets using intel compiler. (I have attached the env_mach_specfic, config_compiler.xml, config_machines.xml and the cesm log file for reference). I am able to run the F compsets successfully, however for B compsets, I can build...
  5. T

    Trouble Downloading CESM 1.2.2

    I'm trying to download CESM 1.2.2 following the instructions on the CESM.ucar.edu webpage (http://www.cesm.ucar.edu/models/cesm1.2/cesm/doc/usersguide/x290.html). When I type the following code: svn co https://svn-ccsm-models.cgd.ucar.edu/cesm1/release_tags/cesm1_2_2 cesm1_2_2 , I get stuck in...
  6. M

    Output monthly average transient-eddy fluxes (CAM4)?

    Hi all, I'm running CESM1.2.2 with CAM4. I wish to output 3D monthly averages of transient-eddy fluxes in the atmosphere (water vapor, temperature, geopotential, momentum). Are these fluxes available as standard History Fields? I had a look in the CAM4 documnetnation but couldn't find them... If...
  7. Y

    CESM 1.2.2 running errors

    Hi All,I am trying to run the CESM 1.2.2 with the B_RCP8.5_CN compset. I was planning to run time slices 2045-2055. I am using the "trop_mozart" mechanism.  I have several error messages: 1) First, I have the error message of "ERROR: chem_surfvals_readnl: Cannot specify both bndtvghg and...