There was a problem installing JBPM plugin

myeclipse10 Appears on the apply change , and seek expert advice. . . .

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I have encountered previously installed all right, how to install today reported this error, the landlord is not resolved ?
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no amount , jbpm temporarily put aside useless. . .
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LZ, solved the wood , I have encountered , seek advice ah !
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with seeking solutions ah , seeking advice ah
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line and hit the main ah not help solve it
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The "features, plugins" directory "jbpm-gpd-site.zip" directory copy to Under
"MyEclipse 10 \ dropins" directory.