Negative nitrogen error in BC5L45BGC case at year 5.

[ekluzek]

Erik Kluzek < erik > - 2016-12-05 13:07:58 -0700
Bugzilla Id: 2383
Bugzilla CC: dlawren, erik, jedwards, mickelso, mvertens, rfisher,

Sheri ran into the following problem at 50525 in BC5L45BGC compset...

./create_newcase -case /glade/scratch/mickelso/cylc_testing/cylc_setup.f09_g16.BC5L45BGC.cesm2_0_beta04_short/ -res f09_g16 -compset BC5L45BGC

This is a 2000_control f09_g16 case, starting from spunup initial conditions...

/glade/p/cesmdata/cseg/inputdata/lnd/clm2/initdata_map/clmi.I2000CLM45CRUBGC.2000-01-01.0.9x1.25_gx1v6_simyr2000_c160413.nc

453: QNEG3 from chemistry/SO2:m= 8 lat/lchnk= 3321 Min. mixing ratio violated at 2 points. Reset to 1.0E-36 Worst =-2.4E-12 at i,k= 8 26
25: filew failed, worst i, j, qtmp, q = 1 77
25: -5.253789982329533E-161 0.000000000000000E+000
372: dpcoup dqreq 3 2835 12 -2.163540346209262E-165
372: 4.741815226971638E-165 1.998551585573850E-165
175: ERROR: Carbon or Nitrogen patch negative = 17.6242454427402
175: -6.04926967432914
175: ERROR: limits = -60.0000000000000 -6.00000000000000
175: ENDRUN:
175: ERROR: carbon or nitrogen state critically negative ERROR in CNPrecisionControl
175: Mod.F90 at line 202
175:
175:
175:
175:
175:
175:
175: ERROR: Unknown error submitted to shr_sys_abort.
175:Image PC Routine Line Source
175:cesm.exe 00000000038694CD Unknown Unknown Unknown
175:cesm.exe 000000000315DD06 shr_sys_mod_mp_sh 401 shr_sys_mod.F90
175:cesm.exe 00000000022BF348 abortutils_mp_end 43 abortutils.F90
175:cesm.exe 000000000246BF72 cnprecisioncontro 442 CNPrecisionControlMod.F90

[ekluzek]

There were some negative nitrogen balance errors that have been fixed (for example #66). So this may have already been addressed. And I'm closing...