Failed to execute IO operation 'Read'.

Dear Acronis Team,

I installed vmProtect 7 (Build: 7.0.5155) on a ESXi 5.0 Host and I receive the following Warning:
Failed to execute IO operation 'Read'.
Additional info:
--------------------
Error code: 246
Module: 83
LineInfo: c61573f663f5d800
Fields:
Message: Failed to execute IO operation 'Read'.
--------------------
Error code: 208
Module: 83
LineInfo: c61573f663f5d776
Fields: code : 14009
Message: VMware_VDDK: The server refused connection
--------------------

Is there a sollution of this? Thanks in advance.

Kind regards