I have this error popped up when compiling my source code.
Code: Select all
! Package array error: pream-token (S): 'c'used

Code: Select all
\usepackage{multirow}
%\usepackage{siunitx}
\usepackage{slashbox}
\usepackage{threeparttable}
\usepackage{tabularx}
\usepackage{array}
\begin{table}
\begin{tabular*}{\columnwidth}{
c
S[tabformat=+1.2]
S[tabformat=+1.2]
S[tabformat=+1.2]
S[tabformat=+1.2]
}
\toprule
\multirow{2}{*}{A} & \multicolumn{2}{c}{B} & \multicolumn{2}{c}{C}\\
\cmidrule(l){2-3}\cmidrule(l){4-5}
& $p_j$ & $q_j$ & $\pi_{Bj}$ & $\pi_{Ij}$\\
\midrule
1 & 0.6 & 0.6 & 0.5 & 0.5 \\
\bottomrule
\end{tabular*}
\end{table}