Modify existing excel writer

MQL4 Integration

Specification

i have an existing excel writer  together with a compatible dll file is running well on one computer(Windows 8 and office 365),

 however i encountered that it does not run well on my laptop with windows 7 and office 365. 

 The error code is,

 Excel writer EURUSD,H1: Can't open Excel: Coinitialize has not been called0

While on the live chart, i see this

Error text: Object is not connected to serve0 

 Anyone interested to debug? 

 

Just to illustrate further, this E, together with a dll file is suppose to open up an excel spreadsheet that will update the hourly data (OHLCV) from MT4 automatically when the hourly period is complete

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Budget
35- USD