My dataset is in time series format.

I am converting it to a panel using the following code:

Code:
reshape long var, i(date)
But keep getting the following error:
variable _j contains all missing values
r(498);

Here is the data sample:
Code:
* Example generated by -dataex-. To install: ssc install dataex
clear
input int date double(var1HK0000040383 var2HK0000050325) byte var3KR7000010009 double(var4KR7000020008 var5KR7000030007 var6KR7000040006)
16072 0 0 0 5243.082 11930.294 532.714
16075 0 0 0 5243.082 11930.294 532.714
16076 0 0 0 5243.082 11930.294 532.714
16077 0 0 0 5243.082 11930.294 532.714
16078 0 0 0 5243.082 11930.294 532.714
16079 0 0 0 5243.082 11930.294 532.714
16082 0 0 0 5243.082 11930.294 532.714
16083 0 0 0 5243.082 11930.294 532.714
16084 0 0 0 5243.082 11930.294 532.714
16085 0 0 0 5243.082 11930.294 532.714
16086 0 0 0 5243.082 11930.294 532.714
16089 0 0 0 5243.082 11930.294 532.714
16090 0 0 0 5243.082 11930.294 532.714
16091 0 0 0 5243.082 11930.294 532.714
16092 0 0 0 5243.082 11930.294 532.714
16093 0 0 0 5243.082 11930.294 532.714
16096 0 0 0 5243.082 11930.294 532.714
16097 0 0 0 5243.082 11930.294 532.714
end
format %tdnn/dd/CCYY date
What is the problem here?

Thank you.