Question: odeplot cuts off the request time range

Dear All

I wonder if anyone can help me with something simple with odeplot.

Under some conditions that I can't pin down, Maple won't run the system for the whole time range I ask for, and it's not related to "maxfun". For example, in the simple lines of code below, Maple will only run out to t=3, no matter how I set the maxfun or stepsize. It is a general issue I have, for other systems as well.

Anyone know something? Thanks a lot, David.

(3 lines of code follow)

dsol1 := dsolve({initial, syst}, funct, numeric, method = classical[rk4], maxfun = 100000, stepsize = 0.1e-2)

plot1 := odeplot(dsol1, [t, c1A(t)], t = 0 .. 5, numpoints = 100, legend = "c type 1 choosing A", color = "red")

display(plot1)

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