If you execute:
0.2323 MeijerG[{{1, -(3/2), -1, -0.45}, {0.05}}, {{0, 1/2}, {}},
10^(-6 + i/5)/(1.326919952*10^-7 + 0.2141457077 10^(-3 + i/10))]
and click on MeijerG::hdiv:

this information is here, it says:This message is generated when the arguments in MeijerG function are not valid..The MeijerG function is not defined for these arguments.
See: Primary definition of MeijerG function