so while running the example protocol "07 SVM Model of LogP" under "R Learn Models",error occured:

Error converting UTF-8 character

details are:

Error converting UTF-8 character
pilot::util::ConvertUTF8toString: Pipeline Pilot exception caught
Failed to convert utf8mb4 text to String: Warning messages:

1: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

2: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

3: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

4: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

5: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

6: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

7: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

8: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

9: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

10: Êý¾Ý³¤¶È³¬¹ý¾ØÕóµÄ´óС

vcProcess::GetDataFromPipe: Pipeline Pilot exception caught
vcProcess::ExchangeData: Pipeline Pilot exception caught
CRunProgramOnServer:nProcess: Pipeline Pilot exception caught
CRunProgram:nProcess: Pipeline Pilot exception caught
-> Run R - error during Data Record Processing phase
CProtocolStd:nProcess: Pipeline Pilot exception caught
CProtocol:nProcess: Pipeline Pilot exception caught
-> Run R Script - error during Data Record Processing phase
CProtocolStd:nProcess: Pipeline Pilot exception caught
CProtocol:nProcess: Pipeline Pilot exception caught
-> Learn R Model Internal - error during Data Record Processing phase
CProtocolStd:nProcess: Pipeline Pilot exception caught
CProtocol:nProcess: Pipeline Pilot exception caught
-> Learn R Support Vector Machine Model - error during Data Record Processing phase
CProtocolStd:nProcess: Pipeline Pilot exception caught
CProtocol:nProcess: Pipeline Pilot exception caught
Protocol 07 SVM Model of LogP, user Administrator: Pipeline Pilot exception caught
Protocol 07 SVM Model of LogP, user Administrator: Protocol failed: Pipeline Pilot error
Pipeline Pilot Server version 7.5.2.300
Server OS: Windows XP Workstation Service Pack 3


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so how to solve this problem?


thanks