recoverable error opnet simulation

please I have this below recoverable error when simulating on opnet, please help me out

dhcp_server.pr.tmp.c
C:\Users\jose\op_admin\tmp\dhcp_server.pr.tmp.c : fatal error C1083: Cannot open compiler generated file: 'C:\Program Files\OPNET\14.5.A\models\std\dhcp\dhcp_server.dev32.i0.pr.obj': Permission denied


|-----------------------------------------------------------------------------|
| Network Simulation of: project1-scenario1 |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Simulation process ID is 5412 |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Kernel: development (not optimized), sequential, 32-bit address space |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Reading network model (project1-scenario1) |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Reading result collection file: (project1-scenario1) |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Verifying model consistency. |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Rebuilding scenario model library. |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Compiling process model (aodv_rte) [1 of 350] |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| <<< Recoverable Error >>> |
| Process model (aodv_rte) compilation failed |
| Errors given in file (C:\Users\jose\op_admin\tmp\cc_err_5616) |
|-----------------------------------------------------------------------------|
|-----------------------------------------------------------------------------|
| Compiling process model (app_demand) [2 of 350]