Index: /issm/trunk-jpl/src/m/classes/initialization.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/initialization.py	(revision 25025)
+++ /issm/trunk-jpl/src/m/classes/initialization.py	(revision 25026)
@@ -101,5 +101,5 @@
                                      np.sum(np.abs(md.initialization.vy[md.mesh.elements - 1]), axis=1) == 0)):
                 md.checkmessage("at least one triangle has all its vertices with a zero velocity")
-        if 'ThermalAnalysis' in analyses and solution != 'TransientSolution' and md.transient.isthermal == 0:
+        if 'ThermalAnalysis' in analyses and not (solution == 'TransientSolution' and md.transient.isthermal == 0):
             md = checkfield(md, 'fieldname', 'initialization.vx', 'NaN', 1, 'Inf', 1, 'size', [md.mesh.numberofvertices])
             md = checkfield(md, 'fieldname', 'initialization.vy', 'NaN', 1, 'Inf', 1, 'size', [md.mesh.numberofvertices])