Hi,
Please note that SAP GUI for Windows 7.30 is no longer supported since 31st of October 2015 as per
the following SAP Note:
147519 - Maintenance strategy / deadlines for SAP GUI
Please look at this SAP Note 147519 for further details.
Can you please apply latest Patch Level of SAP GUI for Windows 7.40 (Patch Level 6) and
latest Patch Level for BI 7.0 ADDON FOR SAP GUI 7.40 (Patch Level 401) and check whether it helps you and it contains more fixes than the previous Patch Levels.
This should help in resolving the issue.
Thanks & Regards,
Sapna