Posted by PRajan on
URL: http://forum.featool.com/Error-use-multiple-time-dependent-boundary-conditions-tp1750p1760.html

Hi,
Additional information.

System Info:
App Id: FEATool Multiphysics
App Version: 1.17.2 Build 24.11.332
App License: PDE0DDK17299QDC16187B
App Path: C:\Users\pthia\AppData\Roaming\MathWorks\MATLAB Add-Ons\Apps\FEAToolMultiphysics
App Data: C:\Users\pthia\OneDrive\Documents\MATLAB\.featool
User Home: C:\Users\pthia
Runtime: R2024a en_US
System: PCWIN64-L
OS: Win 11
Id: C4C04F4E5A33 (31)
Cpu: 13th Gen Intel(R) Core(TM) i9-13900F
Geom Engine: geomtool 2.0.4
Triangle Binary: C:\Users\pthia\OneDrive\Documents\MATLAB\.featool\triangle.exe
FEniCS Version: Not found. Could not detect any Python installation.
OpenFOAM: Not found
SU2 Binary: C:\Users\pthia\AppData\Roaming\MathWorks\MATLAB Add-Ons\Apps\FEAToolMultiphysics\lib\su2\SU2_CFD.exe
SU2 Version: v7.5.1 Blackbird

Matlab m-script attached

Steps to create error:
Modify boundary conditions in lines  120 and/or lines 121 to:
fea.bdr.n{1,1}{38} = '(rho_ht*cp_ht*(nx*u_ht+ny*v_ht)*T)+(20*(t<300e-6))';
fea.bdr.n{1,1}{45} = '(rho_ht*cp_ht*(nx*u_ht+ny*v_ht)*T)+(20*(t<300e-6))';

Error information:
Deletion requires an existing variable.

Error in featool

Error in featool

Error in featool

Error in featool

Error in solvetime (line 44)
if ~(nargin||nargout),help mfilename,return,end,varargout=cell(1,nargout);[varargout{:}]=featool('feval','solvetime',varargin{:});if ~nargout,clear varargout,end

Error in Multi_Bar_Thermal (line 123)
[fea.sol.u,fea.sol.t] = solvetime( fea, ...

Thanks.Multi_Bar_Thermal.m