Manual Filter Will not enable the Table list click option in Qlikview

Step 1

Right click the list box and click Lock The filter and then the default selection will change to Blue color.

Step 2: 

Right click the list box and go to properties 

in General table select "Override Locked Field"

Now in the chart control enable to handle the selection one record.

Happy Coding.
Bala

Drop variable after use in Qlikview Load Script

LET vFromdate=Now()
LET vToDate=Today()
///LOADD ****
//From Table


LET vFromdate=;
LET vToDate=Null();

Inline Query Using Qlikview

Data1:
LOAD * INLINE [
    F1
    A
    B
    C
    D
    E
    F
    G
    H
    I
    J
    K
    L
];

>