<div dir="ltr"><div class="gmail_default" style="font-family:georgia,serif">hello,<br><br></div><div class="gmail_default" style="font-family:georgia,serif">i was trying to modify ex99 in srs/mat/examples/test which deals with LAPACKsygvx_ for eigenvalues and eigenvectors <br><br></div><div class="gmail_default" style="font-family:georgia,serif">it compiles but gives the following error while executing the program <br><br><br><br>[0]PETSC ERROR:<b>Cannot locate function MatDenseRestoreArray_C in object</b><br>[0]PETSC ERROR: Configure options --download-mpich --download-f2cblaslapack=1<br>[0]PETSC ERROR: <b>#1 MatDenseRestoreArray() line 1523 in /home/iitm/Downloads/petsc-3.5.2/src/mat/impls/dense/seq/dense.c</b><br><br></div><div class="gmail_default" style="font-family:georgia,serif">can you please explain to me what are theses errors?<br></div><div class="gmail_default" style="font-family:georgia,serif"><br clear="all"></div><div><div class="gmail_signature"><div dir="ltr"><b><font face="georgia, serif">Siddhesh M Godbole</font></b><div><br></div><div><font color="#666666">5th year Dual Degree,</font></div><div><font color="#666666">Civil Eng & Applied Mech.</font></div><div><font color="#666666">IIT Madras</font></div></div></div></div>
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